21523128

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{81527}}^1$

素因数の和:81547

約数の個数: 32

約数和(自身を含む): 58700160

約数和(自身を除く): 37177032

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 81527, 163054, 244581, 326108, 489162, 652216, 896797, 978324, 1793594, 1956648, 2690391, 3587188, 5380782, 7174376, 10761564, 21523128]

約数ペア:

[(1, 21523128), (2, 10761564), (3, 7174376), (4, 5380782), (6, 3587188), (8, 2690391), (11, 1956648), (12, 1793594), (22, 978324), (24, 896797), (33, 652216), (44, 489162), (66, 326108), (88, 244581), (132, 163054), (264, 81527)]