21052064

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{5437}}^1$

素因数の和:5469

約数の個数: 36

約数和(自身を含む): 45565002

約数和(自身を除く): 24512938

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 121, 176, 242, 352, 484, 968, 1936, 3872, 5437, 10874, 21748, 43496, 59807, 86992, 119614, 173984, 239228, 478456, 657877, 956912, 1315754, 1913824, 2631508, 5263016, 10526032, 21052064]

約数ペア:

[(1, 21052064), (2, 10526032), (4, 5263016), (8, 2631508), (11, 1913824), (16, 1315754), (22, 956912), (32, 657877), (44, 478456), (88, 239228), (121, 173984), (176, 119614), (242, 86992), (352, 59807), (484, 43496), (968, 21748), (1936, 10874), (3872, 5437)]