21606546862

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{487}}^1$

素因数の和:833

約数の個数: 64

約数和(自身を含む): 34778456064

約数和(自身を除く): 13171909202

約数列:

[1, 2, 37, 43, 73, 74, 86, 146, 191, 382, 487, 974, 1591, 2701, 3139, 3182, 5402, 6278, 7067, 8213, 13943, 14134, 16426, 18019, 20941, 27886, 35551, 36038, 41882, 71102, 93017, 116143, 186034, 232286, 303881, 515891, 599549, 607762, 774817, 1031782, 1199098, 1315387, 1528693, 1549634, 2630774, 3057386, 3441629, 3999731, 6790241, 6883258, 7999462, 13580482, 22183313, 44366626, 56561641, 113123282, 147990047, 251238917, 291980363, 295980094, 502477834, 583960726, 10803273431, 21606546862]

約数ペア:

[(1, 21606546862), (2, 10803273431), (37, 583960726), (43, 502477834), (73, 295980094), (74, 291980363), (86, 251238917), (146, 147990047), (191, 113123282), (382, 56561641), (487, 44366626), (974, 22183313), (1591, 13580482), (2701, 7999462), (3139, 6883258), (3182, 6790241), (5402, 3999731), (6278, 3441629), (7067, 3057386), (8213, 2630774), (13943, 1549634), (14134, 1528693), (16426, 1315387), (18019, 1199098), (20941, 1031782), (27886, 774817), (35551, 607762), (36038, 599549), (41882, 515891), (71102, 303881), (93017, 232286), (116143, 186034)]