21554532

素因数分解:

$2^2\times 3^3\times {\mathrm{109}}^1\times {\mathrm{1831}}^1$

素因数の和:1953

約数の個数: 48

約数和(自身を含む): 56425600

約数和(自身を除く): 34871068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 109, 218, 327, 436, 654, 981, 1308, 1831, 1962, 2943, 3662, 3924, 5493, 5886, 7324, 10986, 11772, 16479, 21972, 32958, 49437, 65916, 98874, 197748, 199579, 399158, 598737, 798316, 1197474, 1796211, 2394948, 3592422, 5388633, 7184844, 10777266, 21554532]

約数ペア:

[(1, 21554532), (2, 10777266), (3, 7184844), (4, 5388633), (6, 3592422), (9, 2394948), (12, 1796211), (18, 1197474), (27, 798316), (36, 598737), (54, 399158), (108, 199579), (109, 197748), (218, 98874), (327, 65916), (436, 49437), (654, 32958), (981, 21972), (1308, 16479), (1831, 11772), (1962, 10986), (2943, 7324), (3662, 5886), (3924, 5493)]