21525948

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{8191}}^1$

素因数の和:8274

約数の個数: 36

約数和(自身を含む): 55164928

約数和(自身を除く): 33638980

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 438, 657, 876, 1314, 2628, 8191, 16382, 24573, 32764, 49146, 73719, 98292, 147438, 294876, 597943, 1195886, 1793829, 2391772, 3587658, 5381487, 7175316, 10762974, 21525948]

約数ペア:

[(1, 21525948), (2, 10762974), (3, 7175316), (4, 5381487), (6, 3587658), (9, 2391772), (12, 1793829), (18, 1195886), (36, 597943), (73, 294876), (146, 147438), (219, 98292), (292, 73719), (438, 49146), (657, 32764), (876, 24573), (1314, 16382), (2628, 8191)]