21091313874

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{206777587}}^1$

素因数の和:206777609

約数の個数: 16

約数和(自身を含む): 44663959008

約数和(自身を除く): 23572645134

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 206777587, 413555174, 620332761, 1240665522, 3515218979, 7030437958, 10545656937, 21091313874]

約数ペア:

[(1, 21091313874), (2, 10545656937), (3, 7030437958), (6, 3515218979), (17, 1240665522), (34, 620332761), (51, 413555174), (102, 206777587)]