21042342

素因数分解:

$2^1\times 3^5\times {\mathrm{29}}^1\times {\mathrm{1493}}^1$

素因数の和:1539

約数の個数: 48

約数和(自身を含む): 48943440

約数和(自身を除く): 27901098

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 81, 87, 162, 174, 243, 261, 486, 522, 783, 1493, 1566, 2349, 2986, 4479, 4698, 7047, 8958, 13437, 14094, 26874, 40311, 43297, 80622, 86594, 120933, 129891, 241866, 259782, 362799, 389673, 725598, 779346, 1169019, 2338038, 3507057, 7014114, 10521171, 21042342]

約数ペア:

[(1, 21042342), (2, 10521171), (3, 7014114), (6, 3507057), (9, 2338038), (18, 1169019), (27, 779346), (29, 725598), (54, 389673), (58, 362799), (81, 259782), (87, 241866), (162, 129891), (174, 120933), (243, 86594), (261, 80622), (486, 43297), (522, 40311), (783, 26874), (1493, 14094), (1566, 13437), (2349, 8958), (2986, 7047), (4479, 4698)]