Q: What is the sum of all factors of the number 12,100,021 excluding 12,100,021?
A: 258,563
The factors of the number 12,100,021 are: 1, 61, 293, 677, 17873, 41297, 198361, 12100021.
If you add them up, you will get the total of 12,100,279. Now subtract 12,100,021 to get 258,563