2021382153

素因数分解:

$3^2\times 7^2\times {\mathrm{4583633}}^1$

素因数の和:4583653

約数の個数: 18

約数和(自身を含む): 3396472794

約数和(自身を除く): 1375090641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 4583633, 13750899, 32085431, 41252697, 96256293, 224598017, 288768879, 673794051, 2021382153]

約数ペア:

[(1, 2021382153), (3, 673794051), (7, 288768879), (9, 224598017), (21, 96256293), (49, 41252697), (63, 32085431), (147, 13750899), (441, 4583633)]