21886631

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{317}}^1$

素因数の和:490

約数の個数: 16

約数和(自身を含む): 24361344

約数和(自身を除く): 2474713

約数列:

[1, 13, 47, 113, 317, 611, 1469, 4121, 5311, 14899, 35821, 69043, 193687, 465673, 1683587, 21886631]

約数ペア:

[(1, 21886631), (13, 1683587), (47, 465673), (113, 193687), (317, 69043), (611, 35821), (1469, 14899), (4121, 5311)]