21894906

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{2113}}^1$

素因数の和:2286

約数の個数: 32

約数和(自身を含む): 48097728

約数和(自身を除く): 26202822

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 157, 314, 471, 942, 1727, 2113, 3454, 4226, 5181, 6339, 10362, 12678, 23243, 46486, 69729, 139458, 331741, 663482, 995223, 1990446, 3649151, 7298302, 10947453, 21894906]

約数ペア:

[(1, 21894906), (2, 10947453), (3, 7298302), (6, 3649151), (11, 1990446), (22, 995223), (33, 663482), (66, 331741), (157, 139458), (314, 69729), (471, 46486), (942, 23243), (1727, 12678), (2113, 10362), (3454, 6339), (4226, 5181)]