21022092013

素因数分解:

${\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{47351}}^1$

素因数の和:47485

約数の個数: 24

約数和(自身を含む): 23708578176

約数和(自身を除く): 2686486163

約数列:

[1, 13, 37, 71, 169, 481, 923, 2627, 6253, 11999, 34151, 47351, 443963, 615563, 1751987, 3361921, 8002319, 22775831, 43704973, 124391077, 296085803, 568164649, 1617084001, 21022092013]

約数ペア:

[(1, 21022092013), (13, 1617084001), (37, 568164649), (71, 296085803), (169, 124391077), (481, 43704973), (923, 22775831), (2627, 8002319), (6253, 3361921), (11999, 1751987), (34151, 615563), (47351, 443963)]