21089628

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{83689}}^1$

素因数の和:83706

約数の個数: 36

約数和(自身を含む): 60926320

約数和(自身を除く): 39836692

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 83689, 167378, 251067, 334756, 502134, 585823, 753201, 1004268, 1171646, 1506402, 1757469, 2343292, 3012804, 3514938, 5272407, 7029876, 10544814, 21089628]

約数ペア:

[(1, 21089628), (2, 10544814), (3, 7029876), (4, 5272407), (6, 3514938), (7, 3012804), (9, 2343292), (12, 1757469), (14, 1506402), (18, 1171646), (21, 1004268), (28, 753201), (36, 585823), (42, 502134), (63, 334756), (84, 251067), (126, 167378), (252, 83689)]