Q: What is the sum of all factors of the number 221,213,210 excluding 221,213,210?

A: 192,373,222

Why is 192,373,222 the sum of all factors of 221,213,210, excluding 221,213,210?

The factors of the number 221,213,210 are: 1, 2, 5, 10, 31, 62, 155, 167, 310, 334, 835, 1670, 4273, 5177, 8546, 10354, 21365, 25885, 42730, 51770, 132463, 264926, 662315, 713591, 1324630, 1427182, 3567955, 7135910, 22121321, 44242642, 110606605, 221213210.

If you add them up, you will get the total of 221,213,402. Now subtract 221,213,210 to get 192,373,222