21701432

素因数分解:

$2^3\times {\mathrm{503}}^1\times {\mathrm{5393}}^1$

素因数の和:5902

約数の個数: 16

約数和(自身を含む): 40778640

約数和(自身を除く): 19077208

約数列:

[1, 2, 4, 8, 503, 1006, 2012, 4024, 5393, 10786, 21572, 43144, 2712679, 5425358, 10850716, 21701432]

約数ペア:

[(1, 21701432), (2, 10850716), (4, 5425358), (8, 2712679), (503, 43144), (1006, 21572), (2012, 10786), (4024, 5393)]