21242410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{303463}}^1$

素因数の和:303477

約数の個数: 16

約数和(自身を含む): 43698816

約数和(自身を除く): 22456406

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 303463, 606926, 1517315, 2124241, 3034630, 4248482, 10621205, 21242410]

約数ペア:

[(1, 21242410), (2, 10621205), (5, 4248482), (7, 3034630), (10, 2124241), (14, 1517315), (35, 606926), (70, 303463)]