21447244

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{58921}}^1$

素因数の和:58945

約数の個数: 24

約数和(自身を含む): 46194848

約数和(自身を除く): 24747604

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 58921, 117842, 235684, 412447, 765973, 824894, 1531946, 1649788, 3063892, 5361811, 10723622, 21447244]

約数ペア:

[(1, 21447244), (2, 10723622), (4, 5361811), (7, 3063892), (13, 1649788), (14, 1531946), (26, 824894), (28, 765973), (52, 412447), (91, 235684), (182, 117842), (364, 58921)]