21432274

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{27407}}^1$

素因数の和:27449

約数の個数: 16

約数和(自身を含む): 35520768

約数和(自身を除く): 14088494

約数列:

[1, 2, 17, 23, 34, 46, 391, 782, 27407, 54814, 465919, 630361, 931838, 1260722, 10716137, 21432274]

約数ペア:

[(1, 21432274), (2, 10716137), (17, 1260722), (23, 931838), (34, 630361), (46, 465919), (391, 54814), (782, 27407)]