Q: What is the sum of all factors of the number 21,210,720 excluding 21,210,720?

A: 45,604,560

Why is 45,604,560 the sum of all factors of 21,210,720, excluding 21,210,720?

The factors of the number 21,210,720 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 44189, 88378, 132567, 176756, 220945, 265134, 353512, 441890, 530268, 662835, 707024, 883780, 1060536, 1325670, 1414048, 1767560, 2121072, 2651340, 3535120, 4242144, 5302680, 7070240, 10605360, 21210720.

If you add them up, you will get the total of 21,210,765. Now subtract 21,210,720 to get 45,604,560