Q: What is the sum of all factors of the number 21,320,123 excluding 21,320,123?
A: 2,539,981
The factors of the number 21,320,123 are: 1, 11, 41, 451, 1153, 1681, 12683, 18491, 47273, 520003, 1938193, 21320123.
If you add them up, you will get the total of 21,320,125. Now subtract 21,320,123 to get 2,539,981