12090141

素因数分解:

$3^4\times 7^1\times {\mathrm{21323}}^1$

素因数の和:21342

約数の個数: 20

約数和(自身を含む): 20641632

約数和(自身を除く): 8551491

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 21323, 63969, 149261, 191907, 447783, 575721, 1343349, 1727163, 4030047, 12090141]

約数ペア:

[(1, 12090141), (3, 4030047), (7, 1727163), (9, 1343349), (21, 575721), (27, 447783), (63, 191907), (81, 149261), (189, 63969), (567, 21323)]