21059431922

素因数分解:

$2^1\times {\mathrm{9941}}^1\times {\mathrm{1059221}}^1$

素因数の和:1069164

約数の個数: 8

約数和(自身を含む): 31592355372

約数和(自身を除く): 10532923450

約数列:

[1, 2, 9941, 19882, 1059221, 2118442, 10529715961, 21059431922]

約数ペア:

[(1, 21059431922), (2, 10529715961), (9941, 2118442), (19882, 1059221)]