21044290

素因数分解:

$2^1\times 5^1\times {\mathrm{613}}^1\times {\mathrm{3433}}^1$

素因数の和:4053

約数の個数: 16

約数和(自身を含む): 37952568

約数和(自身を除く): 16908278

約数列:

[1, 2, 5, 10, 613, 1226, 3065, 3433, 6130, 6866, 17165, 34330, 2104429, 4208858, 10522145, 21044290]

約数ペア:

[(1, 21044290), (2, 10522145), (5, 4208858), (10, 2104429), (613, 34330), (1226, 17165), (3065, 6866), (3433, 6130)]