21903182

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{127}}^2$

素因数の和:360

約数の個数: 24

約数和(自身を含む): 38236464

約数和(自身を除く): 16333282

約数列:

[1, 2, 7, 14, 97, 127, 194, 254, 679, 889, 1358, 1778, 12319, 16129, 24638, 32258, 86233, 112903, 172466, 225806, 1564513, 3129026, 10951591, 21903182]

約数ペア:

[(1, 21903182), (2, 10951591), (7, 3129026), (14, 1564513), (97, 225806), (127, 172466), (194, 112903), (254, 86233), (679, 32258), (889, 24638), (1358, 16129), (1778, 12319)]