21525279

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1\times {\mathrm{617}}^1$

素因数の和:1050

約数の個数: 16

約数和(自身を含む): 29812320

約数和(自身を除く): 8287041

約数列:

[1, 3, 29, 87, 401, 617, 1203, 1851, 11629, 17893, 34887, 53679, 247417, 742251, 7175093, 21525279]

約数ペア:

[(1, 21525279), (3, 7175093), (29, 742251), (87, 247417), (401, 53679), (617, 34887), (1203, 17893), (1851, 11629)]