21616884

素因数分解:

$2^2\times 3^2\times {\mathrm{600469}}^1$

素因数の和:600479

約数の個数: 18

約数和(自身を含む): 54642770

約数和(自身を除く): 33025886

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 600469, 1200938, 1801407, 2401876, 3602814, 5404221, 7205628, 10808442, 21616884]

約数ペア:

[(1, 21616884), (2, 10808442), (3, 7205628), (4, 5404221), (6, 3602814), (9, 2401876), (12, 1801407), (18, 1200938), (36, 600469)]