211297724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{10939}}^1$

素因数の和:11393

約数の個数: 24

約数和(自身を含む): 404342400

約数和(自身を除く): 193044676

約数列:

[1, 2, 4, 11, 22, 44, 439, 878, 1756, 4829, 9658, 10939, 19316, 21878, 43756, 120329, 240658, 481316, 4802221, 9604442, 19208884, 52824431, 105648862, 211297724]

約数ペア:

[(1, 211297724), (2, 105648862), (4, 52824431), (11, 19208884), (22, 9604442), (44, 4802221), (439, 481316), (878, 240658), (1756, 120329), (4829, 43756), (9658, 21878), (10939, 19316)]