21749927

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{701}}^1$

素因数の和:814

約数の個数: 16

約数和(自身を含む): 24261120

約数和(自身を除く): 2511193

約数列:

[1, 19, 23, 71, 437, 701, 1349, 1633, 13319, 16123, 31027, 49771, 306337, 945649, 1144733, 21749927]

約数ペア:

[(1, 21749927), (19, 1144733), (23, 945649), (71, 306337), (437, 49771), (701, 31027), (1349, 16123), (1633, 13319)]