21000481195

素因数分解:

$5^1\times {\mathrm{541}}^1\times {\mathrm{1093}}^1\times {\mathrm{7103}}^1$

素因数の和:8742

約数の個数: 16

約数和(自身を含む): 25273815552

約数和(自身を除く): 4273334357

約数列:

[1, 5, 541, 1093, 2705, 5465, 7103, 35515, 591313, 2956565, 3842723, 7763579, 19213615, 38817895, 4200096239, 21000481195]

約数ペア:

[(1, 21000481195), (5, 4200096239), (541, 38817895), (1093, 19213615), (2705, 7763579), (5465, 3842723), (7103, 2956565), (35515, 591313)]