Q: What is the sum of all factors of the number 321,213,210 excluding 321,213,210?

A: 459,462,630

Why is 459,462,630 the sum of all factors of 321,213,210, excluding 321,213,210?

The factors of the number 321,213,210 are: 1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 395, 474, 790, 1185, 2370, 135533, 271066, 406599, 677665, 813198, 1355330, 2032995, 4065990, 10707107, 21414214, 32121321, 53535535, 64242642, 107071070, 160606605, 321213210.

If you add them up, you will get the total of 321,213,669. Now subtract 321,213,210 to get 459,462,630