21954911

素因数分解:

${\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:406

約数の個数: 16

約数和(自身を含む): 24554880

約数和(自身を除く): 2599969

約数列:

[1, 11, 83, 139, 173, 913, 1529, 1903, 11537, 14359, 24047, 126907, 157949, 264517, 1995901, 21954911]

約数ペア:

[(1, 21954911), (11, 1995901), (83, 264517), (139, 157949), (173, 126907), (913, 24047), (1529, 14359), (1903, 11537)]