21886590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2287}}^1$

素因数の和:2337

約数の個数: 64

約数和(自身を含む): 59304960

約数和(自身を除く): 37418370

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 29, 30, 33, 55, 58, 66, 87, 110, 145, 165, 174, 290, 319, 330, 435, 638, 870, 957, 1595, 1914, 2287, 3190, 4574, 4785, 6861, 9570, 11435, 13722, 22870, 25157, 34305, 50314, 66323, 68610, 75471, 125785, 132646, 150942, 198969, 251570, 331615, 377355, 397938, 663230, 729553, 754710, 994845, 1459106, 1989690, 2188659, 3647765, 4377318, 7295530, 10943295, 21886590]

約数ペア:

[(1, 21886590), (2, 10943295), (3, 7295530), (5, 4377318), (6, 3647765), (10, 2188659), (11, 1989690), (15, 1459106), (22, 994845), (29, 754710), (30, 729553), (33, 663230), (55, 397938), (58, 377355), (66, 331615), (87, 251570), (110, 198969), (145, 150942), (165, 132646), (174, 125785), (290, 75471), (319, 68610), (330, 66323), (435, 50314), (638, 34305), (870, 25157), (957, 22870), (1595, 13722), (1914, 11435), (2287, 9570), (3190, 6861), (4574, 4785)]