21325326

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{3137}}^1$

素因数の和:3256

約数の個数: 32

約数和(自身を含む): 46994688

約数和(自身を除く): 25669362

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 103, 206, 309, 618, 1133, 2266, 3137, 3399, 6274, 6798, 9411, 18822, 34507, 69014, 103521, 207042, 323111, 646222, 969333, 1938666, 3554221, 7108442, 10662663, 21325326]

約数ペア:

[(1, 21325326), (2, 10662663), (3, 7108442), (6, 3554221), (11, 1938666), (22, 969333), (33, 646222), (66, 323111), (103, 207042), (206, 103521), (309, 69014), (618, 34507), (1133, 18822), (2266, 9411), (3137, 6798), (3399, 6274)]