21764848

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{6701}}^1$

素因数の和:6745

約数の個数: 40

約数和(自身を含む): 49862880

約数和(自身を除く): 28098032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 406, 464, 812, 1624, 3248, 6701, 13402, 26804, 46907, 53608, 93814, 107216, 187628, 194329, 375256, 388658, 750512, 777316, 1360303, 1554632, 2720606, 3109264, 5441212, 10882424, 21764848]

約数ペア:

[(1, 21764848), (2, 10882424), (4, 5441212), (7, 3109264), (8, 2720606), (14, 1554632), (16, 1360303), (28, 777316), (29, 750512), (56, 388658), (58, 375256), (112, 194329), (116, 187628), (203, 107216), (232, 93814), (406, 53608), (464, 46907), (812, 26804), (1624, 13402), (3248, 6701)]