21935451

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{1283}}^1$

素因数の和:1466

約数の個数: 16

約数和(自身を含む): 30199680

約数和(自身を除く): 8264229

約数列:

[1, 3, 41, 123, 139, 417, 1283, 3849, 5699, 17097, 52603, 157809, 178337, 535011, 7311817, 21935451]

約数ペア:

[(1, 21935451), (3, 7311817), (41, 535011), (123, 178337), (139, 157809), (417, 52603), (1283, 17097), (3849, 5699)]