21429111

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{4957}}^1$

素因数の和:5102

約数の個数: 16

約数和(自身を含む): 31413888

約数和(自身を除く): 9984777

約数列:

[1, 3, 11, 33, 131, 393, 1441, 4323, 4957, 14871, 54527, 163581, 649367, 1948101, 7143037, 21429111]

約数ペア:

[(1, 21429111), (3, 7143037), (11, 1948101), (33, 649367), (131, 163581), (393, 54527), (1441, 14871), (4323, 4957)]