21171086

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{27073}}^1$

素因数の和:27115

約数の個数: 16

約数和(自身を含む): 35087904

約数和(自身を除く): 13916818

約数列:

[1, 2, 17, 23, 34, 46, 391, 782, 27073, 54146, 460241, 622679, 920482, 1245358, 10585543, 21171086]

約数ペア:

[(1, 21171086), (2, 10585543), (17, 1245358), (23, 920482), (34, 622679), (46, 460241), (391, 54146), (782, 27073)]