21939230

素因数分解:

$2^1\times 5^1\times {\mathrm{1433}}^1\times {\mathrm{1531}}^1$

素因数の和:2971

約数の個数: 16

約数和(自身を含む): 39543984

約数和(自身を除く): 17604754

約数列:

[1, 2, 5, 10, 1433, 1531, 2866, 3062, 7165, 7655, 14330, 15310, 2193923, 4387846, 10969615, 21939230]

約数ペア:

[(1, 21939230), (2, 10969615), (5, 4387846), (10, 2193923), (1433, 15310), (1531, 14330), (2866, 7655), (3062, 7165)]