21672831

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{10831}}^1$

素因数の和:10886

約数の個数: 16

約数和(自身を含む): 31196160

約数和(自身を除く): 9523329

約数列:

[1, 3, 23, 29, 69, 87, 667, 2001, 10831, 32493, 249113, 314099, 747339, 942297, 7224277, 21672831]

約数ペア:

[(1, 21672831), (3, 7224277), (23, 942297), (29, 747339), (69, 314099), (87, 249113), (667, 32493), (2001, 10831)]