21715264

素因数分解:

$2^6\times {\mathrm{311}}^1\times {\mathrm{1091}}^1$

素因数の和:1414

約数の個数: 28

約数和(自身を含む): 43269408

約数和(自身を除く): 21554144

約数列:

[1, 2, 4, 8, 16, 32, 64, 311, 622, 1091, 1244, 2182, 2488, 4364, 4976, 8728, 9952, 17456, 19904, 34912, 69824, 339301, 678602, 1357204, 2714408, 5428816, 10857632, 21715264]

約数ペア:

[(1, 21715264), (2, 10857632), (4, 5428816), (8, 2714408), (16, 1357204), (32, 678602), (64, 339301), (311, 69824), (622, 34912), (1091, 19904), (1244, 17456), (2182, 9952), (2488, 8728), (4364, 4976)]