Q: What is the sum of all factors of the number 21,222,100 excluding 21,222,100?

A: 26,837,324

Why is 26,837,324 the sum of all factors of 21,222,100, excluding 21,222,100?

The factors of the number 21,222,100 are: 1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 230, 460, 575, 1150, 2300, 9227, 18454, 36908, 46135, 92270, 184540, 212221, 230675, 424442, 461350, 848884, 922700, 1061105, 2122210, 4244420, 5305525, 10611050, 21222100.

If you add them up, you will get the total of 21,222,126. Now subtract 21,222,100 to get 26,837,324