21968052125

素因数分解:

$5^3\times {\mathrm{67}}^1\times {\mathrm{2623051}}^1$

素因数の和:2623133

約数の個数: 16

約数和(自身を含む): 27825335616

約数和(自身を除く): 5857283491

約数列:

[1, 5, 25, 67, 125, 335, 1675, 8375, 2623051, 13115255, 65576275, 175744417, 327881375, 878722085, 4393610425, 21968052125]

約数ペア:

[(1, 21968052125), (5, 4393610425), (25, 878722085), (67, 327881375), (125, 175744417), (335, 65576275), (1675, 13115255), (8375, 2623051)]