21000742070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{27273691}}^1$

素因数の和:27273716

約数の個数: 32

約数和(自身を含む): 47128939776

約数和(自身を除く): 26128197706

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 27273691, 54547382, 136368455, 190915837, 272736910, 300010601, 381831674, 600021202, 954579185, 1500053005, 1909158370, 2100074207, 3000106010, 4200148414, 10500371035, 21000742070]

約数ペア:

[(1, 21000742070), (2, 10500371035), (5, 4200148414), (7, 3000106010), (10, 2100074207), (11, 1909158370), (14, 1500053005), (22, 954579185), (35, 600021202), (55, 381831674), (70, 300010601), (77, 272736910), (110, 190915837), (154, 136368455), (385, 54547382), (770, 27273691)]