21172734

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1753}}^1$

素因数の和:1833

約数の個数: 48

約数和(自身を含む): 50894064

約数和(自身を除く): 29721330

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 61, 66, 99, 122, 183, 198, 366, 549, 671, 1098, 1342, 1753, 2013, 3506, 4026, 5259, 6039, 10518, 12078, 15777, 19283, 31554, 38566, 57849, 106933, 115698, 173547, 213866, 320799, 347094, 641598, 962397, 1176263, 1924794, 2352526, 3528789, 7057578, 10586367, 21172734]

約数ペア:

[(1, 21172734), (2, 10586367), (3, 7057578), (6, 3528789), (9, 2352526), (11, 1924794), (18, 1176263), (22, 962397), (33, 641598), (61, 347094), (66, 320799), (99, 213866), (122, 173547), (183, 115698), (198, 106933), (366, 57849), (549, 38566), (671, 31554), (1098, 19283), (1342, 15777), (1753, 12078), (2013, 10518), (3506, 6039), (4026, 5259)]