21728291251

素因数分解:

${\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{307}}^1\times {\mathrm{8681}}^1$

素因数の和:9282

約数の個数: 16

約数和(自身を含む): 22590425088

約数和(自身を除く): 862133837

約数列:

[1, 31, 263, 307, 8153, 8681, 9517, 80741, 269111, 2283103, 2502971, 2665067, 70776193, 82617077, 700912621, 21728291251]

約数ペア:

[(1, 21728291251), (31, 700912621), (263, 82617077), (307, 70776193), (8153, 2665067), (8681, 2502971), (9517, 2283103), (80741, 269111)]