21723576

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{677}}^1$

素因数の和:884

約数の個数: 64

約数和(自身を含む): 62484480

約数和(自身を除く): 40760904

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 191, 382, 573, 677, 764, 1146, 1337, 1354, 1528, 2031, 2292, 2674, 2708, 4011, 4062, 4584, 4739, 5348, 5416, 8022, 8124, 9478, 10696, 14217, 16044, 16248, 18956, 28434, 32088, 37912, 56868, 113736, 129307, 258614, 387921, 517228, 775842, 905149, 1034456, 1551684, 1810298, 2715447, 3103368, 3620596, 5430894, 7241192, 10861788, 21723576]

約数ペア:

[(1, 21723576), (2, 10861788), (3, 7241192), (4, 5430894), (6, 3620596), (7, 3103368), (8, 2715447), (12, 1810298), (14, 1551684), (21, 1034456), (24, 905149), (28, 775842), (42, 517228), (56, 387921), (84, 258614), (168, 129307), (191, 113736), (382, 56868), (573, 37912), (677, 32088), (764, 28434), (1146, 18956), (1337, 16248), (1354, 16044), (1528, 14217), (2031, 10696), (2292, 9478), (2674, 8124), (2708, 8022), (4011, 5416), (4062, 5348), (4584, 4739)]