21175422

素因数分解:

$2^1\times 3^1\times {\mathrm{419}}^1\times {\mathrm{8423}}^1$

素因数の和:8847

約数の個数: 16

約数和(自身を含む): 42456960

約数和(自身を除く): 21281538

約数列:

[1, 2, 3, 6, 419, 838, 1257, 2514, 8423, 16846, 25269, 50538, 3529237, 7058474, 10587711, 21175422]

約数ペア:

[(1, 21175422), (2, 10587711), (3, 7058474), (6, 3529237), (419, 50538), (838, 25269), (1257, 16846), (2514, 8423)]