21338970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{711299}}^1$

素因数の和:711309

約数の個数: 16

約数和(自身を含む): 51213600

約数和(自身を除く): 29874630

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 711299, 1422598, 2133897, 3556495, 4267794, 7112990, 10669485, 21338970]

約数ペア:

[(1, 21338970), (2, 10669485), (3, 7112990), (5, 4267794), (6, 3556495), (10, 2133897), (15, 1422598), (30, 711299)]