22251891

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{349}}^1\times {\mathrm{401}}^1$

素因数の和:806

約数の個数: 16

約数和(自身を含む): 30391200

約数和(自身を除く): 8139309

約数列:

[1, 3, 53, 159, 349, 401, 1047, 1203, 18497, 21253, 55491, 63759, 139949, 419847, 7417297, 22251891]

約数ペア:

[(1, 22251891), (3, 7417297), (53, 419847), (159, 139949), (349, 63759), (401, 55491), (1047, 21253), (1203, 18497)]