21477526

素因数分解:

$2^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{3463}}^1$

素因数の和:3915

約数の個数: 16

約数和(自身を含む): 36912384

約数和(自身を除く): 15434858

約数列:

[1, 2, 7, 14, 443, 886, 3101, 3463, 6202, 6926, 24241, 48482, 1534109, 3068218, 10738763, 21477526]

約数ペア:

[(1, 21477526), (2, 10738763), (7, 3068218), (14, 1534109), (443, 48482), (886, 24241), (3101, 6926), (3463, 6202)]