21070147305

素因数分解:

$3^1\times 5^1\times {\mathrm{733}}^1\times {\mathrm{1916339}}^1$

素因数の和:1917080

約数の個数: 16

約数和(自身を含む): 33758245440

約数和(自身を除く): 12688098135

約数列:

[1, 3, 5, 15, 733, 2199, 3665, 10995, 1916339, 5749017, 9581695, 28745085, 1404676487, 4214029461, 7023382435, 21070147305]

約数ペア:

[(1, 21070147305), (3, 7023382435), (5, 4214029461), (15, 1404676487), (733, 28745085), (2199, 9581695), (3665, 5749017), (10995, 1916339)]