21159251222

素因数分解:

$2^1\times {\mathrm{571}}^1\times {\mathrm{2591}}^1\times {\mathrm{7151}}^1$

素因数の和:10315

約数の個数: 16

約数和(自身を含む): 31811180544

約数和(自身を除く): 10651929322

約数列:

[1, 2, 571, 1142, 2591, 5182, 7151, 14302, 1479461, 2958922, 4083221, 8166442, 18528241, 37056482, 10579625611, 21159251222]

約数ペア:

[(1, 21159251222), (2, 10579625611), (571, 37056482), (1142, 18528241), (2591, 8166442), (5182, 4083221), (7151, 2958922), (14302, 1479461)]