21799687059

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{31741}}^1$

素因数の和:31953

約数の個数: 40

約数和(自身を含む): 33337987760

約数和(自身を除く): 11538300701

約数列:

[1, 3, 9, 27, 61, 81, 139, 183, 417, 549, 1251, 1647, 3753, 4941, 8479, 11259, 25437, 31741, 76311, 95223, 228933, 285669, 686799, 857007, 1936201, 2571021, 4411999, 5808603, 13235997, 17425809, 39707991, 52277427, 119123973, 156832281, 269131939, 357371919, 807395817, 2422187451, 7266562353, 21799687059]

約数ペア:

[(1, 21799687059), (3, 7266562353), (9, 2422187451), (27, 807395817), (61, 357371919), (81, 269131939), (139, 156832281), (183, 119123973), (417, 52277427), (549, 39707991), (1251, 17425809), (1647, 13235997), (3753, 5808603), (4941, 4411999), (8479, 2571021), (11259, 1936201), (25437, 857007), (31741, 686799), (76311, 285669), (95223, 228933)]