21965296

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{47339}}^1$

素因数の和:47376

約数の個数: 20

約数和(自身を含む): 44026200

約数和(自身を除く): 22060904

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 47339, 94678, 189356, 378712, 757424, 1372831, 2745662, 5491324, 10982648, 21965296]

約数ペア:

[(1, 21965296), (2, 10982648), (4, 5491324), (8, 2745662), (16, 1372831), (29, 757424), (58, 378712), (116, 189356), (232, 94678), (464, 47339)]