21410230

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{9601}}^1$

素因数の和:9831

約数の個数: 16

約数和(自身を含む): 38715264

約数和(自身を除く): 17305034

約数列:

[1, 2, 5, 10, 223, 446, 1115, 2230, 9601, 19202, 48005, 96010, 2141023, 4282046, 10705115, 21410230]

約数ペア:

[(1, 21410230), (2, 10705115), (5, 4282046), (10, 2141023), (223, 96010), (446, 48005), (1115, 19202), (2230, 9601)]