Q: What is the sum of all factors of the number 21,017,424 excluding 21,017,424?

A: 33,613,008

Why is 33,613,008 the sum of all factors of 21,017,424, excluding 21,017,424?

The factors of the number 21,017,424 are: 1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 173, 346, 519, 692, 1038, 1384, 2076, 2531, 2768, 4152, 5062, 7593, 8304, 10124, 15186, 20248, 30372, 40496, 60744, 121488, 437863, 875726, 1313589, 1751452, 2627178, 3502904, 5254356, 7005808, 10508712, 21017424.

If you add them up, you will get the total of 21,017,457. Now subtract 21,017,424 to get 33,613,008