21117152

素因数分解:

$2^5\times 7^1\times {\mathrm{94273}}^1$

素因数の和:94290

約数の個数: 24

約数和(自身を含む): 47514096

約数和(自身を除く): 26396944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 94273, 188546, 377092, 659911, 754184, 1319822, 1508368, 2639644, 3016736, 5279288, 10558576, 21117152]

約数ペア:

[(1, 21117152), (2, 10558576), (4, 5279288), (7, 3016736), (8, 2639644), (14, 1508368), (16, 1319822), (28, 754184), (32, 659911), (56, 377092), (112, 188546), (224, 94273)]