21107110

素因数分解:

$2^1\times 5^1\times {\mathrm{701}}^1\times {\mathrm{3011}}^1$

素因数の和:3719

約数の個数: 16

約数和(自身を含む): 38059632

約数和(自身を除く): 16952522

約数列:

[1, 2, 5, 10, 701, 1402, 3011, 3505, 6022, 7010, 15055, 30110, 2110711, 4221422, 10553555, 21107110]

約数ペア:

[(1, 21107110), (2, 10553555), (5, 4221422), (10, 2110711), (701, 30110), (1402, 15055), (3011, 7010), (3505, 6022)]