21519504

素因数分解:

$2^4\times 3^2\times {\mathrm{149441}}^1$

素因数の和:149455

約数の個数: 30

約数和(自身を含む): 60225126

約数和(自身を除く): 38705622

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 149441, 298882, 448323, 597764, 896646, 1195528, 1344969, 1793292, 2391056, 2689938, 3586584, 5379876, 7173168, 10759752, 21519504]

約数ペア:

[(1, 21519504), (2, 10759752), (3, 7173168), (4, 5379876), (6, 3586584), (8, 2689938), (9, 2391056), (12, 1793292), (16, 1344969), (18, 1195528), (24, 896646), (36, 597764), (48, 448323), (72, 298882), (144, 149441)]