21162864

素因数分解:

$2^4\times 3^1\times {\mathrm{440893}}^1$

素因数の和:440904

約数の個数: 20

約数和(自身を含む): 54670856

約数和(自身を除く): 33507992

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 440893, 881786, 1322679, 1763572, 2645358, 3527144, 5290716, 7054288, 10581432, 21162864]

約数ペア:

[(1, 21162864), (2, 10581432), (3, 7054288), (4, 5290716), (6, 3527144), (8, 2645358), (12, 1763572), (16, 1322679), (24, 881786), (48, 440893)]