21330840958

素因数分解:

$2^1\times 7^1\times {\mathrm{8461}}^1\times {\mathrm{180077}}^1$

素因数の和:188547

約数の個数: 16

約数和(自身を含む): 36571680864

約数和(自身を除く): 15240839906

約数列:

[1, 2, 7, 14, 8461, 16922, 59227, 118454, 180077, 360154, 1260539, 2521078, 1523631497, 3047262994, 10665420479, 21330840958]

約数ペア:

[(1, 21330840958), (2, 10665420479), (7, 3047262994), (14, 1523631497), (8461, 2521078), (16922, 1260539), (59227, 360154), (118454, 180077)]