Q: What is the sum of all factors of the number 21,120,018 excluding 21,120,018?
A: 24,188,142
The factors of the number 21,120,018 are: 1, 2, 3, 6, 17, 34, 51, 79, 102, 158, 237, 474, 1343, 2621, 2686, 4029, 5242, 7863, 8058, 15726, 44557, 89114, 133671, 207059, 267342, 414118, 621177, 1242354, 3520003, 7040006, 10560009, 21120018.
If you add them up, you will get the total of 21,120,042. Now subtract 21,120,018 to get 24,188,142