21672898

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{1733}}^1$

素因数の和:1798

約数の個数: 24

約数和(自身を含む): 36174708

約数和(自身を除く): 14501810

約数列:

[1, 2, 13, 26, 37, 74, 169, 338, 481, 962, 1733, 3466, 6253, 12506, 22529, 45058, 64121, 128242, 292877, 585754, 833573, 1667146, 10836449, 21672898]

約数ペア:

[(1, 21672898), (2, 10836449), (13, 1667146), (26, 833573), (37, 585754), (74, 292877), (169, 128242), (338, 64121), (481, 45058), (962, 22529), (1733, 12506), (3466, 6253)]