21550871452

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{1403417}}^1$

素因数の和:1403781

約数の個数: 24

約数和(自身を含む): 41260489200

約数和(自身を除く): 19709617748

約数列:

[1, 2, 4, 11, 22, 44, 349, 698, 1396, 3839, 7678, 15356, 1403417, 2806834, 5613668, 15437587, 30875174, 61750348, 489792533, 979585066, 1959170132, 5387717863, 10775435726, 21550871452]

約数ペア:

[(1, 21550871452), (2, 10775435726), (4, 5387717863), (11, 1959170132), (22, 979585066), (44, 489792533), (349, 61750348), (698, 30875174), (1396, 15437587), (3839, 5613668), (7678, 2806834), (15356, 1403417)]