Q: What is the sum of all factors of the number 21,517,172 excluding 21,517,172?
A: 18,353,008
The factors of the number 21,517,172 are: 1, 2, 4, 17, 34, 68, 316429, 632858, 1265716, 5379293, 10758586, 21517172.
If you add them up, you will get the total of 21,517,190. Now subtract 21,517,172 to get 18,353,008