21054594

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{2141}}^1$

素因数の和:2306

約数の個数: 32

約数和(自身を含む): 46267200

約数和(自身を除く): 25212606

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 149, 298, 447, 894, 1639, 2141, 3278, 4282, 4917, 6423, 9834, 12846, 23551, 47102, 70653, 141306, 319009, 638018, 957027, 1914054, 3509099, 7018198, 10527297, 21054594]

約数ペア:

[(1, 21054594), (2, 10527297), (3, 7018198), (6, 3509099), (11, 1914054), (22, 957027), (33, 638018), (66, 319009), (149, 141306), (298, 70653), (447, 47102), (894, 23551), (1639, 12846), (2141, 9834), (3278, 6423), (4282, 4917)]