21968676

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{16493}}^1$

素因数の和:16540

約数の個数: 36

約数和(自身を含む): 57036252

約数和(自身を除く): 35067576

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 16493, 32986, 49479, 65972, 98958, 148437, 197916, 296874, 593748, 610241, 1220482, 1830723, 2440964, 3661446, 5492169, 7322892, 10984338, 21968676]

約数ペア:

[(1, 21968676), (2, 10984338), (3, 7322892), (4, 5492169), (6, 3661446), (9, 2440964), (12, 1830723), (18, 1220482), (36, 610241), (37, 593748), (74, 296874), (111, 197916), (148, 148437), (222, 98958), (333, 65972), (444, 49479), (666, 32986), (1332, 16493)]