20827527

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{9629}}^1$

素因数の和:9742

約数の個数: 16

約数和(自身を含む): 32048640

約数和(自身を除く): 11221113

約数列:

[1, 3, 7, 21, 103, 309, 721, 2163, 9629, 28887, 67403, 202209, 991787, 2975361, 6942509, 20827527]

約数ペア:

[(1, 20827527), (3, 6942509), (7, 2975361), (21, 991787), (103, 202209), (309, 67403), (721, 28887), (2163, 9629)]