12821494

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{6991}}^1$

素因数の和:7131

約数の個数: 16

約数和(自身を含む): 22150656

約数和(自身を除く): 9329162

約数列:

[1, 2, 7, 14, 131, 262, 917, 1834, 6991, 13982, 48937, 97874, 915821, 1831642, 6410747, 12821494]

約数ペア:

[(1, 12821494), (2, 6410747), (7, 1831642), (14, 915821), (131, 97874), (262, 48937), (917, 13982), (1834, 6991)]