21842152

素因数分解:

$2^3\times {\mathrm{311}}^1\times {\mathrm{8779}}^1$

素因数の和:9096

約数の個数: 16

約数和(自身を含む): 41090400

約数和(自身を除く): 19248248

約数列:

[1, 2, 4, 8, 311, 622, 1244, 2488, 8779, 17558, 35116, 70232, 2730269, 5460538, 10921076, 21842152]

約数ペア:

[(1, 21842152), (2, 10921076), (4, 5460538), (8, 2730269), (311, 70232), (622, 35116), (1244, 17558), (2488, 8779)]