21297093

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{3137}}^1$

素因数の和:3244

約数の個数: 16

約数和(自身を含む): 29723136

約数和(自身を除く): 8426043

約数列:

[1, 3, 31, 73, 93, 219, 2263, 3137, 6789, 9411, 97247, 229001, 291741, 687003, 7099031, 21297093]

約数ペア:

[(1, 21297093), (3, 7099031), (31, 687003), (73, 291741), (93, 229001), (219, 97247), (2263, 9411), (3137, 6789)]