21027496084

素因数分解:

$2^2\times 7^1\times {\mathrm{750982003}}^1$

素因数の和:750982014

約数の個数: 12

約数和(自身を含む): 42054992224

約数和(自身を除く): 21027496140

約数列:

[1, 2, 4, 7, 14, 28, 750982003, 1501964006, 3003928012, 5256874021, 10513748042, 21027496084]

約数ペア:

[(1, 21027496084), (2, 10513748042), (4, 5256874021), (7, 3003928012), (14, 1501964006), (28, 750982003)]