21059066

素因数分解:

$2^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{7129}}^1$

素因数の和:7349

約数の個数: 16

約数和(自身を含む): 36277440

約数和(自身を除く): 15218374

約数列:

[1, 2, 7, 14, 211, 422, 1477, 2954, 7129, 14258, 49903, 99806, 1504219, 3008438, 10529533, 21059066]

約数ペア:

[(1, 21059066), (2, 10529533), (7, 3008438), (14, 1504219), (211, 99806), (422, 49903), (1477, 14258), (2954, 7129)]