21020373

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1879}}^1$

素因数の和:2009

約数の個数: 24

約数和(自身を含む): 33433920

約数和(自身を除く): 12413547

約数列:

[1, 3, 9, 11, 33, 99, 113, 339, 1017, 1243, 1879, 3729, 5637, 11187, 16911, 20669, 62007, 186021, 212327, 636981, 1910943, 2335597, 7006791, 21020373]

約数ペア:

[(1, 21020373), (3, 7006791), (9, 2335597), (11, 1910943), (33, 636981), (99, 212327), (113, 186021), (339, 62007), (1017, 20669), (1243, 16911), (1879, 11187), (3729, 5637)]