21232887

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{23671}}^1$

素因数の和:23710

約数の個数: 16

約数和(自身を含む): 31815168

約数和(自身を除く): 10582281

約数列:

[1, 3, 13, 23, 39, 69, 299, 897, 23671, 71013, 307723, 544433, 923169, 1633299, 7077629, 21232887]

約数ペア:

[(1, 21232887), (3, 7077629), (13, 1633299), (23, 923169), (39, 544433), (69, 307723), (299, 71013), (897, 23671)]