21616216

素因数分解:

$2^3\times {\mathrm{881}}^1\times {\mathrm{3067}}^1$

素因数の和:3954

約数の個数: 16

約数和(自身を含む): 40589640

約数和(自身を除く): 18973424

約数列:

[1, 2, 4, 8, 881, 1762, 3067, 3524, 6134, 7048, 12268, 24536, 2702027, 5404054, 10808108, 21616216]

約数ペア:

[(1, 21616216), (2, 10808108), (4, 5404054), (8, 2702027), (881, 24536), (1762, 12268), (3067, 7048), (3524, 6134)]