21058653

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{91163}}^1$

素因数の和:91184

約数の個数: 16

約数和(自身を含む): 35006976

約数和(自身を除く): 13948323

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 91163, 273489, 638141, 1002793, 1914423, 3008379, 7019551, 21058653]

約数ペア:

[(1, 21058653), (3, 7019551), (7, 3008379), (11, 1914423), (21, 1002793), (33, 638141), (77, 273489), (231, 91163)]