Q: What is the sum of all factors of the number 42,257,781 excluding 42,257,781?
A: 21,074,103
The factors of the number 42,257,781 are: 1, 3, 9, 27, 81, 401, 1203, 1301, 3609, 3903, 10827, 11709, 32481, 35127, 105381, 521701, 1565103, 4695309, 14085927, 42257781.
If you add them up, you will get the total of 42,257,802. Now subtract 42,257,781 to get 21,074,103