21714357

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{10039}}^1$

素因数の和:10152

約数の個数: 16

約数和(自身を含む): 33413120

約数和(自身を除く): 11698763

約数列:

[1, 3, 7, 21, 103, 309, 721, 2163, 10039, 30117, 70273, 210819, 1034017, 3102051, 7238119, 21714357]

約数ペア:

[(1, 21714357), (3, 7238119), (7, 3102051), (21, 1034017), (103, 210819), (309, 70273), (721, 30117), (2163, 10039)]