2193471

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{941}}^1$

素因数の和:991

約数の個数: 24

約数和(自身を含む): 3722784

約数和(自身を除く): 1529313

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 941, 2331, 2823, 6587, 8469, 19761, 34817, 59283, 104451, 243719, 313353, 731157, 2193471]

約数ペア:

[(1, 2193471), (3, 731157), (7, 313353), (9, 243719), (21, 104451), (37, 59283), (63, 34817), (111, 19761), (259, 8469), (333, 6587), (777, 2823), (941, 2331)]