21082884

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1289}}^1$

素因数の和:1372

約数の個数: 48

約数和(自身を含む): 52012800

約数和(自身を除く): 30929916

約数列:

[1, 2, 3, 4, 6, 12, 29, 47, 58, 87, 94, 116, 141, 174, 188, 282, 348, 564, 1289, 1363, 2578, 2726, 3867, 4089, 5156, 5452, 7734, 8178, 15468, 16356, 37381, 60583, 74762, 112143, 121166, 149524, 181749, 224286, 242332, 363498, 448572, 726996, 1756907, 3513814, 5270721, 7027628, 10541442, 21082884]

約数ペア:

[(1, 21082884), (2, 10541442), (3, 7027628), (4, 5270721), (6, 3513814), (12, 1756907), (29, 726996), (47, 448572), (58, 363498), (87, 242332), (94, 224286), (116, 181749), (141, 149524), (174, 121166), (188, 112143), (282, 74762), (348, 60583), (564, 37381), (1289, 16356), (1363, 15468), (2578, 8178), (2726, 7734), (3867, 5452), (4089, 5156)]