2105290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19139}}^1$

素因数の和:19157

約数の個数: 16

約数和(自身を含む): 4134240

約数和(自身を除く): 2028950

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 19139, 38278, 95695, 191390, 210529, 421058, 1052645, 2105290]

約数ペア:

[(1, 2105290), (2, 1052645), (5, 421058), (10, 210529), (11, 191390), (22, 95695), (55, 38278), (110, 19139)]