26921993

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2851}}^1$

素因数の和:2948

約数の個数: 16

約数和(自身を含む): 32855040

約数和(自身を除く): 5933047

約数列:

[1, 7, 19, 71, 133, 497, 1349, 2851, 9443, 19957, 54169, 202421, 379183, 1416947, 3845999, 26921993]

約数ペア:

[(1, 26921993), (7, 3845999), (19, 1416947), (71, 379183), (133, 202421), (497, 54169), (1349, 19957), (2851, 9443)]