21167019957

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{6194621}}^1$

素因数の和:6194708

約数の個数: 16

約数和(自身を含む): 30328869312

約数和(自身を除く): 9161849355

約数列:

[1, 3, 17, 51, 67, 201, 1139, 3417, 6194621, 18583863, 105308557, 315925671, 415039607, 1245118821, 7055673319, 21167019957]

約数ペア:

[(1, 21167019957), (3, 7055673319), (17, 1245118821), (51, 415039607), (67, 315925671), (201, 105308557), (1139, 18583863), (3417, 6194621)]