21859526

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{733}}^1$

素因数の和:816

約数の個数: 32

約数和(自身を含む): 37486848

約数和(自身を除く): 15627322

約数列:

[1, 2, 13, 26, 31, 37, 62, 74, 403, 481, 733, 806, 962, 1147, 1466, 2294, 9529, 14911, 19058, 22723, 27121, 29822, 45446, 54242, 295399, 352573, 590798, 705146, 840751, 1681502, 10929763, 21859526]

約数ペア:

[(1, 21859526), (2, 10929763), (13, 1681502), (26, 840751), (31, 705146), (37, 590798), (62, 352573), (74, 295399), (403, 54242), (481, 45446), (733, 29822), (806, 27121), (962, 22723), (1147, 19058), (1466, 14911), (2294, 9529)]