21127054

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{19819}}^1$

素因数の和:19875

約数の個数: 16

約数和(自身を含む): 34962480

約数和(自身を除く): 13835426

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 19819, 39638, 257647, 515294, 812579, 1625158, 10563527, 21127054]

約数ペア:

[(1, 21127054), (2, 10563527), (13, 1625158), (26, 812579), (41, 515294), (82, 257647), (533, 39638), (1066, 19819)]