21820526

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1061}}^1$

素因数の和:1196

約数の個数: 32

約数和(自身を含む): 40678848

約数和(自身を除く): 18858322

約数列:

[1, 2, 7, 13, 14, 26, 91, 113, 182, 226, 791, 1061, 1469, 1582, 2122, 2938, 7427, 10283, 13793, 14854, 20566, 27586, 96551, 119893, 193102, 239786, 839251, 1558609, 1678502, 3117218, 10910263, 21820526]

約数ペア:

[(1, 21820526), (2, 10910263), (7, 3117218), (13, 1678502), (14, 1558609), (26, 839251), (91, 239786), (113, 193102), (182, 119893), (226, 96551), (791, 27586), (1061, 20566), (1469, 14854), (1582, 13793), (2122, 10283), (2938, 7427)]