21682633

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 27855360

約数和(自身を除く): 6172727

約数列:

[1, 7, 17, 29, 61, 103, 119, 203, 427, 493, 721, 1037, 1751, 1769, 2987, 3451, 6283, 7259, 12257, 12383, 20909, 30073, 43981, 50779, 106811, 182207, 210511, 355453, 747677, 1275449, 3097519, 21682633]

約数ペア:

[(1, 21682633), (7, 3097519), (17, 1275449), (29, 747677), (61, 355453), (103, 210511), (119, 182207), (203, 106811), (427, 50779), (493, 43981), (721, 30073), (1037, 20909), (1751, 12383), (1769, 12257), (2987, 7259), (3451, 6283)]