21319611

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{1283}}^1$

素因数の和:1506

約数の個数: 16

約数和(自身を含む): 29583360

約数和(自身を除く): 8263749

約数列:

[1, 3, 29, 87, 191, 573, 1283, 3849, 5539, 16617, 37207, 111621, 245053, 735159, 7106537, 21319611]

約数ペア:

[(1, 21319611), (3, 7106537), (29, 735159), (87, 245053), (191, 111621), (573, 37207), (1283, 16617), (3849, 5539)]