21414530

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{27107}}^1$

素因数の和:27193

約数の個数: 16

約数和(自身を含む): 39035520

約数和(自身を除く): 17620990

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 27107, 54214, 135535, 271070, 2141453, 4282906, 10707265, 21414530]

約数ペア:

[(1, 21414530), (2, 10707265), (5, 4282906), (10, 2141453), (79, 271070), (158, 135535), (395, 54214), (790, 27107)]