21276435

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83437}}^1$

素因数の和:83462

約数の個数: 16

約数和(自身を含む): 36045216

約数和(自身を除く): 14768781

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 83437, 250311, 417185, 1251555, 1418429, 4255287, 7092145, 21276435]

約数ペア:

[(1, 21276435), (3, 7092145), (5, 4255287), (15, 1418429), (17, 1251555), (51, 417185), (85, 250311), (255, 83437)]