21051504

素因数分解:

$2^4\times 3^2\times {\mathrm{146191}}^1$

素因数の和:146205

約数の個数: 30

約数和(自身を含む): 58915376

約数和(自身を除く): 37863872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 146191, 292382, 438573, 584764, 877146, 1169528, 1315719, 1754292, 2339056, 2631438, 3508584, 5262876, 7017168, 10525752, 21051504]

約数ペア:

[(1, 21051504), (2, 10525752), (3, 7017168), (4, 5262876), (6, 3508584), (8, 2631438), (9, 2339056), (12, 1754292), (16, 1315719), (18, 1169528), (24, 877146), (36, 584764), (48, 438573), (72, 292382), (144, 146191)]