Q: What is the sum of all factors of the number 21,261,649 excluding 21,261,649?
A: 407,471
The factors of the number 21,261,649 are: 1, 107, 109, 1823, 11663, 195061, 198707, 21261649.
If you add them up, you will get the total of 21,262,056. Now subtract 21,261,649 to get 407,471