2154992

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:357

約数の個数: 40

約数和(自身を含む): 4856832

約数和(自身を除く): 2701840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 271, 284, 497, 542, 568, 994, 1084, 1136, 1897, 1988, 2168, 3794, 3976, 4336, 7588, 7952, 15176, 19241, 30352, 38482, 76964, 134687, 153928, 269374, 307856, 538748, 1077496, 2154992]

約数ペア:

[(1, 2154992), (2, 1077496), (4, 538748), (7, 307856), (8, 269374), (14, 153928), (16, 134687), (28, 76964), (56, 38482), (71, 30352), (112, 19241), (142, 15176), (271, 7952), (284, 7588), (497, 4336), (542, 3976), (568, 3794), (994, 2168), (1084, 1988), (1136, 1897)]