21921339

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{2851}}^1$

素因数の和:3098

約数の個数: 16

約数和(自身を含む): 32033664

約数和(自身を除く): 10112325

約数列:

[1, 3, 11, 33, 233, 699, 2563, 2851, 7689, 8553, 31361, 94083, 664283, 1992849, 7307113, 21921339]

約数ペア:

[(1, 21921339), (3, 7307113), (11, 1992849), (33, 664283), (233, 94083), (699, 31361), (2563, 8553), (2851, 7689)]