21069417094

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{685541}}^1$

素因数の和:685692

約数の個数: 24

約数和(自身を含む): 35012001024

約数和(自身を除く): 13942583930

約数列:

[1, 2, 11, 22, 121, 127, 242, 254, 1397, 2794, 15367, 30734, 685541, 1371082, 7540951, 15081902, 82950461, 87063707, 165900922, 174127414, 957700777, 1915401554, 10534708547, 21069417094]

約数ペア:

[(1, 21069417094), (2, 10534708547), (11, 1915401554), (22, 957700777), (121, 174127414), (127, 165900922), (242, 87063707), (254, 82950461), (1397, 15081902), (2794, 7540951), (15367, 1371082), (30734, 685541)]