21037203

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{9239}}^1$

素因数の和:9279

約数の個数: 24

約数和(自身を含む): 34594560

約数和(自身を除く): 13557357

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 759, 2277, 9239, 27717, 83151, 101629, 212497, 304887, 637491, 914661, 1912473, 2337467, 7012401, 21037203]

約数ペア:

[(1, 21037203), (3, 7012401), (9, 2337467), (11, 1912473), (23, 914661), (33, 637491), (69, 304887), (99, 212497), (207, 101629), (253, 83151), (759, 27717), (2277, 9239)]