21135576

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11437}}^1$

素因数の和:11464

約数の個数: 64

約数和(自身を含む): 65882880

約数和(自身を除く): 44747304

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 231, 264, 308, 462, 616, 924, 1848, 11437, 22874, 34311, 45748, 68622, 80059, 91496, 125807, 137244, 160118, 240177, 251614, 274488, 320236, 377421, 480354, 503228, 640472, 754842, 880649, 960708, 1006456, 1509684, 1761298, 1921416, 2641947, 3019368, 3522596, 5283894, 7045192, 10567788, 21135576]

約数ペア:

[(1, 21135576), (2, 10567788), (3, 7045192), (4, 5283894), (6, 3522596), (7, 3019368), (8, 2641947), (11, 1921416), (12, 1761298), (14, 1509684), (21, 1006456), (22, 960708), (24, 880649), (28, 754842), (33, 640472), (42, 503228), (44, 480354), (56, 377421), (66, 320236), (77, 274488), (84, 251614), (88, 240177), (132, 160118), (154, 137244), (168, 125807), (231, 91496), (264, 80059), (308, 68622), (462, 45748), (616, 34311), (924, 22874), (1848, 11437)]