21230594

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1549}}^1$

素因数の和:1658

約数の個数: 32

約数和(自身を含む): 40176000

約数和(自身を除く): 18945406

約数列:

[1, 2, 7, 11, 14, 22, 77, 89, 154, 178, 623, 979, 1246, 1549, 1958, 3098, 6853, 10843, 13706, 17039, 21686, 34078, 119273, 137861, 238546, 275722, 965027, 1516471, 1930054, 3032942, 10615297, 21230594]

約数ペア:

[(1, 21230594), (2, 10615297), (7, 3032942), (11, 1930054), (14, 1516471), (22, 965027), (77, 275722), (89, 238546), (154, 137861), (178, 119273), (623, 34078), (979, 21686), (1246, 17039), (1549, 13706), (1958, 10843), (3098, 6853)]