21117464

素因数分解:

$2^3\times {\mathrm{229}}^1\times {\mathrm{11527}}^1$

素因数の和:11762

約数の個数: 16

約数和(自身を含む): 39771600

約数和(自身を除く): 18654136

約数列:

[1, 2, 4, 8, 229, 458, 916, 1832, 11527, 23054, 46108, 92216, 2639683, 5279366, 10558732, 21117464]

約数ペア:

[(1, 21117464), (2, 10558732), (4, 5279366), (8, 2639683), (229, 92216), (458, 46108), (916, 23054), (1832, 11527)]