Q: What is the sum of all factors of the number 21,302,100 excluding 21,302,100?

A: 45,470,970

Why is 45,470,970 the sum of all factors of 21,302,100, excluding 21,302,100?

The factors of the number 21,302,100 are: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 23669, 47338, 71007, 94676, 118345, 142014, 213021, 236690, 284028, 355035, 426042, 473380, 591725, 710070, 852084, 1065105, 1183450, 1420140, 1775175, 2130210, 2366900, 3550350, 4260420, 5325525, 7100700, 10651050, 21302100.

If you add them up, you will get the total of 21,302,145. Now subtract 21,302,100 to get 45,470,970