21755614

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{20641}}^1$

素因数の和:20691

約数の個数: 16

約数和(自身を含む): 35669376

約数和(自身を除く): 13913762

約数列:

[1, 2, 17, 31, 34, 62, 527, 1054, 20641, 41282, 350897, 639871, 701794, 1279742, 10877807, 21755614]

約数ペア:

[(1, 21755614), (2, 10877807), (17, 1279742), (31, 701794), (34, 639871), (62, 350897), (527, 41282), (1054, 20641)]