21152794

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47857}}^1$

素因数の和:47889

約数の個数: 16

約数和(自身を含む): 36180648

約数和(自身を除く): 15027854

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 47857, 95714, 622141, 813569, 1244282, 1627138, 10576397, 21152794]

約数ペア:

[(1, 21152794), (2, 10576397), (13, 1627138), (17, 1244282), (26, 813569), (34, 622141), (221, 95714), (442, 47857)]