21553884

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{18143}}^1$

素因数の和:18167

約数の個数: 48

約数和(自身を含む): 60963840

約数和(自身を除く): 39409956

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 99, 108, 132, 198, 297, 396, 594, 1188, 18143, 36286, 54429, 72572, 108858, 163287, 199573, 217716, 326574, 399146, 489861, 598719, 653148, 798292, 979722, 1197438, 1796157, 1959444, 2394876, 3592314, 5388471, 7184628, 10776942, 21553884]

約数ペア:

[(1, 21553884), (2, 10776942), (3, 7184628), (4, 5388471), (6, 3592314), (9, 2394876), (11, 1959444), (12, 1796157), (18, 1197438), (22, 979722), (27, 798292), (33, 653148), (36, 598719), (44, 489861), (54, 399146), (66, 326574), (99, 217716), (108, 199573), (132, 163287), (198, 108858), (297, 72572), (396, 54429), (594, 36286), (1188, 18143)]