1621735921

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{21169}}^1$

素因数の和:21336

約数の個数: 16

約数和(自身を含む): 1792506240

約数和(自身を除く): 170770319

約数列:

[1, 13, 71, 83, 923, 1079, 5893, 21169, 76609, 275197, 1502999, 1757027, 19538987, 22841351, 124748917, 1621735921]

約数ペア:

[(1, 1621735921), (13, 124748917), (71, 22841351), (83, 19538987), (923, 1757027), (1079, 1502999), (5893, 275197), (21169, 76609)]