21190068

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{20297}}^1$

素因数の和:20336

約数の個数: 36

約数和(自身を含む): 55413540

約数和(自身を除く): 34223472

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 20297, 40594, 60891, 81188, 121782, 182673, 243564, 365346, 588613, 730692, 1177226, 1765839, 2354452, 3531678, 5297517, 7063356, 10595034, 21190068]

約数ペア:

[(1, 21190068), (2, 10595034), (3, 7063356), (4, 5297517), (6, 3531678), (9, 2354452), (12, 1765839), (18, 1177226), (29, 730692), (36, 588613), (58, 365346), (87, 243564), (116, 182673), (174, 121782), (261, 81188), (348, 60891), (522, 40594), (1044, 20297)]