21508322

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{26423}}^1$

素因数の和:26473

約数の個数: 16

約数和(自身を含む): 36148032

約数和(自身を除く): 14639710

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 26423, 52846, 290653, 581306, 977651, 1955302, 10754161, 21508322]

約数ペア:

[(1, 21508322), (2, 10754161), (11, 1955302), (22, 977651), (37, 581306), (74, 290653), (407, 52846), (814, 26423)]