2127812

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:275

約数の個数: 24

約数和(自身を含む): 3880800

約数和(自身を除く): 1752988

約数列:

[1, 2, 4, 43, 86, 89, 139, 172, 178, 278, 356, 556, 3827, 5977, 7654, 11954, 12371, 15308, 23908, 24742, 49484, 531953, 1063906, 2127812]

約数ペア:

[(1, 2127812), (2, 1063906), (4, 531953), (43, 49484), (86, 24742), (89, 23908), (139, 15308), (172, 12371), (178, 11954), (278, 7654), (356, 5977), (556, 3827)]