2154915

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{6841}}^1$

素因数の和:6859

約数の個数: 24

約数和(自身を含む): 4269408

約数和(自身を除く): 2114493

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 6841, 20523, 34205, 47887, 61569, 102615, 143661, 239435, 307845, 430983, 718305, 2154915]

約数ペア:

[(1, 2154915), (3, 718305), (5, 430983), (7, 307845), (9, 239435), (15, 143661), (21, 102615), (35, 61569), (45, 47887), (63, 34205), (105, 20523), (315, 6841)]