21927537

素因数分解:

$3^3\times {\mathrm{113}}^1\times {\mathrm{7187}}^1$

素因数の和:7309

約数の個数: 16

約数和(自身を含む): 32777280

約数和(自身を除く): 10849743

約数列:

[1, 3, 9, 27, 113, 339, 1017, 3051, 7187, 21561, 64683, 194049, 812131, 2436393, 7309179, 21927537]

約数ペア:

[(1, 21927537), (3, 7309179), (9, 2436393), (27, 812131), (113, 194049), (339, 64683), (1017, 21561), (3051, 7187)]