21723494

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{613}}^1$

素因数の和:704

約数の個数: 32

約数和(自身を含む): 37134720

約数和(自身を除く): 15411226

約数列:

[1, 2, 13, 26, 29, 47, 58, 94, 377, 611, 613, 754, 1222, 1226, 1363, 2726, 7969, 15938, 17719, 17777, 28811, 35438, 35554, 57622, 231101, 374543, 462202, 749086, 835519, 1671038, 10861747, 21723494]

約数ペア:

[(1, 21723494), (2, 10861747), (13, 1671038), (26, 835519), (29, 749086), (47, 462202), (58, 374543), (94, 231101), (377, 57622), (611, 35554), (613, 35438), (754, 28811), (1222, 17777), (1226, 17719), (1363, 15938), (2726, 7969)]