21396366

素因数分解:

$2^1\times 3^3\times {\mathrm{193}}^1\times {\mathrm{2053}}^1$

素因数の和:2257

約数の個数: 32

約数和(自身を含む): 47817120

約数和(自身を除く): 26420754

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 193, 386, 579, 1158, 1737, 2053, 3474, 4106, 5211, 6159, 10422, 12318, 18477, 36954, 55431, 110862, 396229, 792458, 1188687, 2377374, 3566061, 7132122, 10698183, 21396366]

約数ペア:

[(1, 21396366), (2, 10698183), (3, 7132122), (6, 3566061), (9, 2377374), (18, 1188687), (27, 792458), (54, 396229), (193, 110862), (386, 55431), (579, 36954), (1158, 18477), (1737, 12318), (2053, 10422), (3474, 6159), (4106, 5211)]