21699048

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2437}}^1$

素因数の和:2506

約数の個数: 64

約数和(自身を含む): 63192960

約数和(自身を除く): 41493912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 53, 56, 84, 106, 159, 168, 212, 318, 371, 424, 636, 742, 1113, 1272, 1484, 2226, 2437, 2968, 4452, 4874, 7311, 8904, 9748, 14622, 17059, 19496, 29244, 34118, 51177, 58488, 68236, 102354, 129161, 136472, 204708, 258322, 387483, 409416, 516644, 774966, 904127, 1033288, 1549932, 1808254, 2712381, 3099864, 3616508, 5424762, 7233016, 10849524, 21699048]

約数ペア:

[(1, 21699048), (2, 10849524), (3, 7233016), (4, 5424762), (6, 3616508), (7, 3099864), (8, 2712381), (12, 1808254), (14, 1549932), (21, 1033288), (24, 904127), (28, 774966), (42, 516644), (53, 409416), (56, 387483), (84, 258322), (106, 204708), (159, 136472), (168, 129161), (212, 102354), (318, 68236), (371, 58488), (424, 51177), (636, 34118), (742, 29244), (1113, 19496), (1272, 17059), (1484, 14622), (2226, 9748), (2437, 8904), (2968, 7311), (4452, 4874)]