16421985

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19207}}^1$

素因数の和:19237

約数の個数: 24

約数和(自身を含む): 29964480

約数和(自身を除く): 13542495

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 19207, 57621, 96035, 172863, 288105, 364933, 864315, 1094799, 1824665, 3284397, 5473995, 16421985]

約数ペア:

[(1, 16421985), (3, 5473995), (5, 3284397), (9, 1824665), (15, 1094799), (19, 864315), (45, 364933), (57, 288105), (95, 172863), (171, 96035), (285, 57621), (855, 19207)]