21537092

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{1051}}^1$

素因数の和:1211

約数の個数: 24

約数和(自身を含む): 38881920

約数和(自身を除く): 17344828

約数列:

[1, 2, 4, 47, 94, 109, 188, 218, 436, 1051, 2102, 4204, 5123, 10246, 20492, 49397, 98794, 114559, 197588, 229118, 458236, 5384273, 10768546, 21537092]

約数ペア:

[(1, 21537092), (2, 10768546), (4, 5384273), (47, 458236), (94, 229118), (109, 197588), (188, 114559), (218, 98794), (436, 49397), (1051, 20492), (2102, 10246), (4204, 5123)]