How is it determined the number of electors each state has?

Each state's representation in the Electoral College is equal to the number of representatives it has in both houses of Congress combined. Each state has two Senators and at least one member in the...

One for each US Senator and US Represntative for that State. Its determined by how many districts are in the state, and add 2 for the senators.

In the electoral college, the number of electors is the number of senators (2 in each state) added to the number of representatives (based on population).

Each state has a number of electors equal to the number of its Senators and Representatives in the United States Congress.

By the number of seats each State has in Congress