21113822

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{1433}}^1$

素因数の和:1627

約数の個数: 16

約数和(自身を含む): 32523120

約数和(自身を除く): 11409298

約数列:

[1, 2, 53, 106, 139, 278, 1433, 2866, 7367, 14734, 75949, 151898, 199187, 398374, 10556911, 21113822]

約数ペア:

[(1, 21113822), (2, 10556911), (53, 398374), (106, 199187), (139, 151898), (278, 75949), (1433, 14734), (2866, 7367)]