21430233

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{11393}}^1$

素因数の和:11429

約数の個数: 24

約数和(自身を含む): 35549280

約数和(自身を除く): 14119047

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 11393, 34179, 102537, 125323, 216467, 375969, 649401, 1127907, 1948203, 2381137, 7143411, 21430233]

約数ペア:

[(1, 21430233), (3, 7143411), (9, 2381137), (11, 1948203), (19, 1127907), (33, 649401), (57, 375969), (99, 216467), (171, 125323), (209, 102537), (627, 34179), (1881, 11393)]