21156444

素因数分解:

$2^2\times 3^3\times {\mathrm{195893}}^1$

素因数の和:195906

約数の個数: 24

約数和(自身を含む): 54850320

約数和(自身を除く): 33693876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 195893, 391786, 587679, 783572, 1175358, 1763037, 2350716, 3526074, 5289111, 7052148, 10578222, 21156444]

約数ペア:

[(1, 21156444), (2, 10578222), (3, 7052148), (4, 5289111), (6, 3526074), (9, 2350716), (12, 1763037), (18, 1175358), (27, 783572), (36, 587679), (54, 391786), (108, 195893)]