21049132

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{4877}}^1$

素因数の和:4977

約数の個数: 24

約数和(自身を含む): 40155696

約数和(自身を除く): 19106564

約数列:

[1, 2, 4, 13, 26, 52, 83, 166, 332, 1079, 2158, 4316, 4877, 9754, 19508, 63401, 126802, 253604, 404791, 809582, 1619164, 5262283, 10524566, 21049132]

約数ペア:

[(1, 21049132), (2, 10524566), (4, 5262283), (13, 1619164), (26, 809582), (52, 404791), (83, 253604), (166, 126802), (332, 63401), (1079, 19508), (2158, 9754), (4316, 4877)]