21000827196

素因数分解:

$2^2\times 3^2\times {\mathrm{23761}}^1\times {\mathrm{24551}}^1$

素因数の和:48322

約数の個数: 36

約数和(自身を含む): 53089820784

約数和(自身を除く): 32088993588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 23761, 24551, 47522, 49102, 71283, 73653, 95044, 98204, 142566, 147306, 213849, 220959, 285132, 294612, 427698, 441918, 855396, 883836, 583356311, 1166712622, 1750068933, 2333425244, 3500137866, 5250206799, 7000275732, 10500413598, 21000827196]

約数ペア:

[(1, 21000827196), (2, 10500413598), (3, 7000275732), (4, 5250206799), (6, 3500137866), (9, 2333425244), (12, 1750068933), (18, 1166712622), (36, 583356311), (23761, 883836), (24551, 855396), (47522, 441918), (49102, 427698), (71283, 294612), (73653, 285132), (95044, 220959), (98204, 213849), (142566, 147306)]