21813774

素因数分解:

$2^1\times 3^1\times {\mathrm{127}}^1\times {\mathrm{28627}}^1$

素因数の和:28759

約数の個数: 16

約数和(自身を含む): 43972608

約数和(自身を除く): 22158834

約数列:

[1, 2, 3, 6, 127, 254, 381, 762, 28627, 57254, 85881, 171762, 3635629, 7271258, 10906887, 21813774]

約数ペア:

[(1, 21813774), (2, 10906887), (3, 7271258), (6, 3635629), (127, 171762), (254, 85881), (381, 57254), (762, 28627)]