21567288

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{52861}}^1$

素因数の和:52887

約数の個数: 32

約数和(自身を含む): 57090960

約数和(自身を除く): 35523672

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 52861, 105722, 158583, 211444, 317166, 422888, 634332, 898637, 1268664, 1797274, 2695911, 3594548, 5391822, 7189096, 10783644, 21567288]

約数ペア:

[(1, 21567288), (2, 10783644), (3, 7189096), (4, 5391822), (6, 3594548), (8, 2695911), (12, 1797274), (17, 1268664), (24, 898637), (34, 634332), (51, 422888), (68, 317166), (102, 211444), (136, 158583), (204, 105722), (408, 52861)]