21445884

素因数分解:

$2^2\times 3^4\times {\mathrm{66191}}^1$

素因数の和:66207

約数の個数: 30

約数和(自身を含む): 56064624

約数和(自身を除く): 34618740

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 66191, 132382, 198573, 264764, 397146, 595719, 794292, 1191438, 1787157, 2382876, 3574314, 5361471, 7148628, 10722942, 21445884]

約数ペア:

[(1, 21445884), (2, 10722942), (3, 7148628), (4, 5361471), (6, 3574314), (9, 2382876), (12, 1787157), (18, 1191438), (27, 794292), (36, 595719), (54, 397146), (81, 264764), (108, 198573), (162, 132382), (324, 66191)]