2021035985

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{2081}}^1\times {\mathrm{10223}}^1$

素因数の和:12328

約数の個数: 16

約数和(自身を含む): 2554364160

約数和(自身を除く): 533328175

約数列:

[1, 5, 19, 95, 2081, 10223, 10405, 39539, 51115, 194237, 197695, 971185, 21274063, 106370315, 404207197, 2021035985]

約数ペア:

[(1, 2021035985), (5, 404207197), (19, 106370315), (95, 21274063), (2081, 971185), (10223, 197695), (10405, 194237), (39539, 51115)]