21570264

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{7307}}^1$

素因数の和:7360

約数の個数: 48

約数和(自身を含む): 59852520

約数和(自身を除く): 38282256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 72, 82, 123, 164, 246, 328, 369, 492, 738, 984, 1476, 2952, 7307, 14614, 21921, 29228, 43842, 58456, 65763, 87684, 131526, 175368, 263052, 299587, 526104, 599174, 898761, 1198348, 1797522, 2396696, 2696283, 3595044, 5392566, 7190088, 10785132, 21570264]

約数ペア:

[(1, 21570264), (2, 10785132), (3, 7190088), (4, 5392566), (6, 3595044), (8, 2696283), (9, 2396696), (12, 1797522), (18, 1198348), (24, 898761), (36, 599174), (41, 526104), (72, 299587), (82, 263052), (123, 175368), (164, 131526), (246, 87684), (328, 65763), (369, 58456), (492, 43842), (738, 29228), (984, 21921), (1476, 14614), (2952, 7307)]