2100080721

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{4007}}^1\times {\mathrm{4261}}^1$

素因数の和:8312

約数の個数: 16

約数和(自身を含む): 2869792128

約数和(自身を除く): 769711407

約数列:

[1, 3, 41, 123, 4007, 4261, 12021, 12783, 164287, 174701, 492861, 524103, 17073827, 51221481, 700026907, 2100080721]

約数ペア:

[(1, 2100080721), (3, 700026907), (41, 51221481), (123, 17073827), (4007, 524103), (4261, 492861), (12021, 174701), (12783, 164287)]