21083799

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{15583}}^1$

素因数の和:15638

約数の個数: 16

約数和(自身を含む): 31417344

約数和(自身を除く): 10333545

約数列:

[1, 3, 11, 33, 41, 123, 451, 1353, 15583, 46749, 171413, 514239, 638903, 1916709, 7027933, 21083799]

約数ペア:

[(1, 21083799), (3, 7027933), (11, 1916709), (33, 638903), (41, 514239), (123, 171413), (451, 46749), (1353, 15583)]