21102972

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{159871}}^1$

素因数の和:159889

約数の個数: 24

約数和(自身を含む): 53716992

約数和(自身を除く): 32614020

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 159871, 319742, 479613, 639484, 959226, 1758581, 1918452, 3517162, 5275743, 7034324, 10551486, 21102972]

約数ペア:

[(1, 21102972), (2, 10551486), (3, 7034324), (4, 5275743), (6, 3517162), (11, 1918452), (12, 1758581), (22, 959226), (33, 639484), (44, 479613), (66, 319742), (132, 159871)]