21736324

素因数分解:

$2^2\times {\mathrm{661}}^1\times {\mathrm{8221}}^1$

素因数の和:8886

約数の個数: 12

約数和(自身を含む): 38100748

約数和(自身を除く): 16364424

約数列:

[1, 2, 4, 661, 1322, 2644, 8221, 16442, 32884, 5434081, 10868162, 21736324]

約数ペア:

[(1, 21736324), (2, 10868162), (4, 5434081), (661, 32884), (1322, 16442), (2644, 8221)]