21528666

素因数分解:

$2^1\times 3^4\times {\mathrm{132893}}^1$

素因数の和:132907

約数の個数: 20

約数和(自身を含む): 48240522

約数和(自身を除く): 26711856

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 132893, 265786, 398679, 797358, 1196037, 2392074, 3588111, 7176222, 10764333, 21528666]

約数ペア:

[(1, 21528666), (2, 10764333), (3, 7176222), (6, 3588111), (9, 2392074), (18, 1196037), (27, 797358), (54, 398679), (81, 265786), (162, 132893)]