21297124

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{10103}}^1$

素因数の和:10155

約数の個数: 24

約数和(自身を含む): 40739328

約数和(自身を除く): 19442204

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 124, 527, 1054, 2108, 10103, 20206, 40412, 171751, 313193, 343502, 626386, 687004, 1252772, 5324281, 10648562, 21297124]

約数ペア:

[(1, 21297124), (2, 10648562), (4, 5324281), (17, 1252772), (31, 687004), (34, 626386), (62, 343502), (68, 313193), (124, 171751), (527, 40412), (1054, 20206), (2108, 10103)]