21284070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{709469}}^1$

素因数の和:709479

約数の個数: 16

約数和(自身を含む): 51081840

約数和(自身を除く): 29797770

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 709469, 1418938, 2128407, 3547345, 4256814, 7094690, 10642035, 21284070]

約数ペア:

[(1, 21284070), (2, 10642035), (3, 7094690), (5, 4256814), (6, 3547345), (10, 2128407), (15, 1418938), (30, 709469)]