21836126

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 37739520

約数和(自身を除く): 15903394

約数列:

[1, 2, 13, 17, 26, 34, 127, 221, 254, 389, 442, 778, 1651, 2159, 3302, 4318, 5057, 6613, 10114, 13226, 28067, 49403, 56134, 85969, 98806, 171938, 642239, 839851, 1284478, 1679702, 10918063, 21836126]

約数ペア:

[(1, 21836126), (2, 10918063), (13, 1679702), (17, 1284478), (26, 839851), (34, 642239), (127, 171938), (221, 98806), (254, 85969), (389, 56134), (442, 49403), (778, 28067), (1651, 13226), (2159, 10114), (3302, 6613), (4318, 5057)]