21225741

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{10151}}^1$

素因数の和:10212

約数の個数: 16

約数和(自身を含む): 30699648

約数和(自身を除く): 9473907

約数列:

[1, 3, 17, 41, 51, 123, 697, 2091, 10151, 30453, 172567, 416191, 517701, 1248573, 7075247, 21225741]

約数ペア:

[(1, 21225741), (3, 7075247), (17, 1248573), (41, 517701), (51, 416191), (123, 172567), (697, 30453), (2091, 10151)]