21367951

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{5381}}^1$

素因数の和:5430

約数の個数: 12

約数和(自身を含む): 24606504

約数和(自身を除く): 3238553

約数列:

[1, 11, 19, 209, 361, 3971, 5381, 59191, 102239, 1124629, 1942541, 21367951]

約数ペア:

[(1, 21367951), (11, 1942541), (19, 1124629), (209, 102239), (361, 59191), (3971, 5381)]