21249353

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{839}}^1$

素因数の和:932

約数の個数: 16

約数和(自身を含む): 23654400

約数和(自身を除く): 2405047

約数列:

[1, 19, 31, 43, 589, 817, 839, 1333, 15941, 25327, 26009, 36077, 494171, 685463, 1118387, 21249353]

約数ペア:

[(1, 21249353), (19, 1118387), (31, 685463), (43, 494171), (589, 36077), (817, 26009), (839, 25327), (1333, 15941)]