21490128

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13567}}^1$

素因数の和:13592

約数の個数: 60

約数和(自身を含む): 65614848

約数和(自身を除く): 44124720

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584, 13567, 27134, 40701, 54268, 81402, 108536, 122103, 149237, 162804, 217072, 244206, 298474, 325608, 447711, 488412, 596948, 651216, 895422, 976824, 1193896, 1343133, 1790844, 1953648, 2387792, 2686266, 3581688, 5372532, 7163376, 10745064, 21490128]

約数ペア:

[(1, 21490128), (2, 10745064), (3, 7163376), (4, 5372532), (6, 3581688), (8, 2686266), (9, 2387792), (11, 1953648), (12, 1790844), (16, 1343133), (18, 1193896), (22, 976824), (24, 895422), (33, 651216), (36, 596948), (44, 488412), (48, 447711), (66, 325608), (72, 298474), (88, 244206), (99, 217072), (132, 162804), (144, 149237), (176, 122103), (198, 108536), (264, 81402), (396, 54268), (528, 40701), (792, 27134), (1584, 13567)]