21044231

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{653}}^1$

素因数の和:770

約数の個数: 16

約数和(自身を含む): 23659104

約数和(自身を除く): 2614873

約数列:

[1, 13, 37, 67, 481, 653, 871, 2479, 8489, 24161, 32227, 43751, 314093, 568763, 1618787, 21044231]

約数ペア:

[(1, 21044231), (13, 1618787), (37, 568763), (67, 314093), (481, 43751), (653, 32227), (871, 24161), (2479, 8489)]