21231644390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193014949}}^1$

素因数の和:193014967

約数の個数: 16

約数和(自身を含む): 41691229200

約数和(自身を除く): 20459584810

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 193014949, 386029898, 965074745, 1930149490, 2123164439, 4246328878, 10615822195, 21231644390]

約数ペア:

[(1, 21231644390), (2, 10615822195), (5, 4246328878), (10, 2123164439), (11, 1930149490), (22, 965074745), (55, 386029898), (110, 193014949)]