21946505

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{11831}}^1$

素因数の和:11896

約数の個数: 16

約数和(自身を含む): 30668544

約数和(自身を除く): 8722039

約数列:

[1, 5, 7, 35, 53, 265, 371, 1855, 11831, 59155, 82817, 414085, 627043, 3135215, 4389301, 21946505]

約数ペア:

[(1, 21946505), (5, 4389301), (7, 3135215), (35, 627043), (53, 414085), (265, 82817), (371, 59155), (1855, 11831)]