2021857335

素因数分解:

$3^3\times 5^1\times {\mathrm{14976721}}^1$

素因数の和:14976735

約数の個数: 16

約数和(自身を含む): 3594413280

約数和(自身を除く): 1572555945

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 14976721, 44930163, 74883605, 134790489, 224650815, 404371467, 673952445, 2021857335]

約数ペア:

[(1, 2021857335), (3, 673952445), (5, 404371467), (9, 224650815), (15, 134790489), (27, 74883605), (45, 44930163), (135, 14976721)]