21744372

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139387}}^1$

素因数の和:139407

約数の個数: 24

約数和(自身を含む): 54640096

約数和(自身を除く): 32895724

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 139387, 278774, 418161, 557548, 836322, 1672644, 1812031, 3624062, 5436093, 7248124, 10872186, 21744372]

約数ペア:

[(1, 21744372), (2, 10872186), (3, 7248124), (4, 5436093), (6, 3624062), (12, 1812031), (13, 1672644), (26, 836322), (39, 557548), (52, 418161), (78, 278774), (156, 139387)]