Q: What is the sum of all factors of the number 421,411,432 excluding 421,411,432?

A: 431,961,368

Why is 431,961,368 the sum of all factors of 421,411,432, excluding 421,411,432?

The factors of the number 421,411,432 are: 1, 2, 4, 8, 13, 26, 52, 104, 359, 718, 1436, 2872, 4667, 9334, 11287, 18668, 22574, 37336, 45148, 90296, 146731, 293462, 586924, 1173848, 4052033, 8104066, 16208132, 32416264, 52676429, 105352858, 210705716, 421411432.

If you add them up, you will get the total of 421,411,863. Now subtract 421,411,432 to get 431,961,368