21755432

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{20759}}^1$

素因数の和:20896

約数の個数: 16

約数和(自身を含む): 41104800

約数和(自身を除く): 19349368

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 20759, 41518, 83036, 166072, 2719429, 5438858, 10877716, 21755432]

約数ペア:

[(1, 21755432), (2, 10877716), (4, 5438858), (8, 2719429), (131, 166072), (262, 83036), (524, 41518), (1048, 20759)]