21228294

素因数分解:

$2^1\times 3^1\times {\mathrm{1307}}^1\times {\mathrm{2707}}^1$

素因数の和:4019

約数の個数: 16

約数和(自身を含む): 42504768

約数和(自身を除く): 21276474

約数列:

[1, 2, 3, 6, 1307, 2614, 2707, 3921, 5414, 7842, 8121, 16242, 3538049, 7076098, 10614147, 21228294]

約数ペア:

[(1, 21228294), (2, 10614147), (3, 7076098), (6, 3538049), (1307, 16242), (2614, 8121), (2707, 7842), (3921, 5414)]