21495837118

素因数分解:

$2^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1\times {\mathrm{72109}}^1$

素因数の和:72424

約数の個数: 32

約数和(自身を含む): 37381824000

約数和(自身を除く): 15885986882

約数列:

[1, 2, 7, 14, 107, 199, 214, 398, 749, 1393, 1498, 2786, 21293, 42586, 72109, 144218, 149051, 298102, 504763, 1009526, 7715663, 14349691, 15431326, 28699382, 54009641, 100447837, 108019282, 200895674, 1535416937, 3070833874, 10747918559, 21495837118]

約数ペア:

[(1, 21495837118), (2, 10747918559), (7, 3070833874), (14, 1535416937), (107, 200895674), (199, 108019282), (214, 100447837), (398, 54009641), (749, 28699382), (1393, 15431326), (1498, 14349691), (2786, 7715663), (21293, 1009526), (42586, 504763), (72109, 298102), (144218, 149051)]