2101904

素因数分解:

$2^4\times 7^3\times {\mathrm{383}}^1$

素因数の和:412

約数の個数: 40

約数和(自身を含む): 4761600

約数和(自身を除く): 2659696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 383, 392, 686, 766, 784, 1372, 1532, 2681, 2744, 3064, 5362, 5488, 6128, 10724, 18767, 21448, 37534, 42896, 75068, 131369, 150136, 262738, 300272, 525476, 1050952, 2101904]

約数ペア:

[(1, 2101904), (2, 1050952), (4, 525476), (7, 300272), (8, 262738), (14, 150136), (16, 131369), (28, 75068), (49, 42896), (56, 37534), (98, 21448), (112, 18767), (196, 10724), (343, 6128), (383, 5488), (392, 5362), (686, 3064), (766, 2744), (784, 2681), (1372, 1532)]