21342838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{1699}}^1$

素因数の和:2283

約数の個数: 16

約数和(自身を含む): 35006400

約数和(自身を除く): 13663562

約数列:

[1, 2, 11, 22, 571, 1142, 1699, 3398, 6281, 12562, 18689, 37378, 970129, 1940258, 10671419, 21342838]

約数ペア:

[(1, 21342838), (2, 10671419), (11, 1940258), (22, 970129), (571, 37378), (1142, 18689), (1699, 12562), (3398, 6281)]