Q: What is the sum of all factors of the number 13,408,521 excluding 13,408,521?
A: 7,023,543
The factors of the number 13,408,521 are: 1, 3, 7, 21, 638501, 1915503, 4469507, 13408521.
If you add them up, you will get the total of 13,408,528. Now subtract 13,408,521 to get 7,023,543