Q: What is the sum of all factors of the number 221,505,416 excluding 221,505,416?

A: 246,195,064

Why is 246,195,064 the sum of all factors of 221,505,416, excluding 221,505,416?

The factors of the number 221,505,416 are: 1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 81197, 162394, 324788, 649576, 893167, 1786334, 2517107, 3572668, 5034214, 7145336, 10068428, 20136856, 27688177, 55376354, 110752708, 221505416.

If you add them up, you will get the total of 221,505,662. Now subtract 221,505,416 to get 246,195,064