21020230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{27299}}^1$

素因数の和:27324

約数の個数: 32

約数和(自身を含む): 47174400

約数和(自身を除く): 26154170

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 27299, 54598, 136495, 191093, 272990, 300289, 382186, 600578, 955465, 1501445, 1910930, 2102023, 3002890, 4204046, 10510115, 21020230]

約数ペア:

[(1, 21020230), (2, 10510115), (5, 4204046), (7, 3002890), (10, 2102023), (11, 1910930), (14, 1501445), (22, 955465), (35, 600578), (55, 382186), (70, 300289), (77, 272990), (110, 191093), (154, 136495), (385, 54598), (770, 27299)]