21202590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{706753}}^1$

素因数の和:706763

約数の個数: 16

約数和(自身を含む): 50886288

約数和(自身を除く): 29683698

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 706753, 1413506, 2120259, 3533765, 4240518, 7067530, 10601295, 21202590]

約数ペア:

[(1, 21202590), (2, 10601295), (3, 7067530), (5, 4240518), (6, 3533765), (10, 2120259), (15, 1413506), (30, 706753)]