21983858

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{193}}^1\times {\mathrm{337}}^1$

素因数の和:558

約数の個数: 24

約数和(自身を含む): 35999028

約数和(自身を除く): 14015170

約数列:

[1, 2, 13, 26, 169, 193, 337, 338, 386, 674, 2509, 4381, 5018, 8762, 32617, 56953, 65041, 65234, 113906, 130082, 845533, 1691066, 10991929, 21983858]

約数ペア:

[(1, 21983858), (2, 10991929), (13, 1691066), (26, 845533), (169, 130082), (193, 113906), (337, 65234), (338, 65041), (386, 56953), (674, 32617), (2509, 8762), (4381, 5018)]