21271074

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{353}}^1$

素因数の和:463

約数の個数: 48

約数和(自身を含む): 47458656

約数和(自身を除く): 26187582

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 83, 121, 166, 242, 249, 353, 363, 498, 706, 726, 913, 1059, 1826, 2118, 2739, 3883, 5478, 7766, 10043, 11649, 20086, 23298, 29299, 30129, 42713, 58598, 60258, 85426, 87897, 128139, 175794, 256278, 322289, 644578, 966867, 1933734, 3545179, 7090358, 10635537, 21271074]

約数ペア:

[(1, 21271074), (2, 10635537), (3, 7090358), (6, 3545179), (11, 1933734), (22, 966867), (33, 644578), (66, 322289), (83, 256278), (121, 175794), (166, 128139), (242, 87897), (249, 85426), (353, 60258), (363, 58598), (498, 42713), (706, 30129), (726, 29299), (913, 23298), (1059, 20086), (1826, 11649), (2118, 10043), (2739, 7766), (3883, 5478)]