21766136

素因数分解:

$2^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1973}}^1$

素因数の和:2183

約数の個数: 32

約数和(自身を含む): 46902240

約数和(自身を除く): 25136104

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 197, 394, 788, 1379, 1576, 1973, 2758, 3946, 5516, 7892, 11032, 13811, 15784, 27622, 55244, 110488, 388681, 777362, 1554724, 2720767, 3109448, 5441534, 10883068, 21766136]

約数ペア:

[(1, 21766136), (2, 10883068), (4, 5441534), (7, 3109448), (8, 2720767), (14, 1554724), (28, 777362), (56, 388681), (197, 110488), (394, 55244), (788, 27622), (1379, 15784), (1576, 13811), (1973, 11032), (2758, 7892), (3946, 5516)]