21812938

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{13093}}^1$

素因数の和:13126

約数の個数: 24

約数和(自身を含む): 40303332

約数和(自身を除く): 18490394

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 119, 238, 833, 1666, 13093, 26186, 91651, 183302, 222581, 445162, 641557, 1283114, 1558067, 3116134, 10906469, 21812938]

約数ペア:

[(1, 21812938), (2, 10906469), (7, 3116134), (14, 1558067), (17, 1283114), (34, 641557), (49, 445162), (98, 222581), (119, 183302), (238, 91651), (833, 26186), (1666, 13093)]