21342057

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{769}}^1$

素因数の和:841

約数の個数: 24

約数和(自身を含む): 32192160

約数和(自身を除く): 10850103

約数列:

[1, 3, 11, 29, 33, 87, 319, 769, 841, 957, 2307, 2523, 8459, 9251, 22301, 25377, 27753, 66903, 245311, 646729, 735933, 1940187, 7114019, 21342057]

約数ペア:

[(1, 21342057), (3, 7114019), (11, 1940187), (29, 735933), (33, 646729), (87, 245311), (319, 66903), (769, 27753), (841, 25377), (957, 22301), (2307, 9251), (2523, 8459)]