21395814

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{324179}}^1$

素因数の和:324195

約数の個数: 16

約数和(自身を含む): 46681920

約数和(自身を除く): 25286106

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 324179, 648358, 972537, 1945074, 3565969, 7131938, 10697907, 21395814]

約数ペア:

[(1, 21395814), (2, 10697907), (3, 7131938), (6, 3565969), (11, 1945074), (22, 972537), (33, 648358), (66, 324179)]