Q: What is the sum of all factors of the number 21,006,407 excluding 21,006,407?
A: 1,541,689
The factors of the number 21,006,407 are: 1, 17, 73, 1241, 16927, 287759, 1235671, 21006407.
If you add them up, you will get the total of 21,006,408. Now subtract 21,006,407 to get 1,541,689