21205992

素因数分解:

$2^3\times 3^1\times {\mathrm{239}}^1\times {\mathrm{3697}}^1$

素因数の和:3945

約数の個数: 32

約数和(自身を含む): 53251200

約数和(自身を除く): 32045208

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 239, 478, 717, 956, 1434, 1912, 2868, 3697, 5736, 7394, 11091, 14788, 22182, 29576, 44364, 88728, 883583, 1767166, 2650749, 3534332, 5301498, 7068664, 10602996, 21205992]

約数ペア:

[(1, 21205992), (2, 10602996), (3, 7068664), (4, 5301498), (6, 3534332), (8, 2650749), (12, 1767166), (24, 883583), (239, 88728), (478, 44364), (717, 29576), (956, 22182), (1434, 14788), (1912, 11091), (2868, 7394), (3697, 5736)]