Q: What is the sum of all factors of the number 2,139,123 excluding 2,139,123?
A: 1,120,525
The factors of the number 2,139,123 are: 1, 3, 7, 21, 101863, 305589, 713041, 2139123.
If you add them up, you will get the total of 2,139,124. Now subtract 2,139,123 to get 1,120,525