21890124

素因数分解:

$2^2\times 3^2\times {\mathrm{461}}^1\times {\mathrm{1319}}^1$

素因数の和:1790

約数の個数: 36

約数和(自身を含む): 55495440

約数和(自身を除く): 33605316

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 461, 922, 1319, 1383, 1844, 2638, 2766, 3957, 4149, 5276, 5532, 7914, 8298, 11871, 15828, 16596, 23742, 47484, 608059, 1216118, 1824177, 2432236, 3648354, 5472531, 7296708, 10945062, 21890124]

約数ペア:

[(1, 21890124), (2, 10945062), (3, 7296708), (4, 5472531), (6, 3648354), (9, 2432236), (12, 1824177), (18, 1216118), (36, 608059), (461, 47484), (922, 23742), (1319, 16596), (1383, 15828), (1844, 11871), (2638, 8298), (2766, 7914), (3957, 5532), (4149, 5276)]