21004486

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{1613}}^1$

素因数の和:2015

約数の個数: 16

約数和(自身を含む): 33467904

約数和(自身を除く): 12463418

約数列:

[1, 2, 17, 34, 383, 766, 1613, 3226, 6511, 13022, 27421, 54842, 617779, 1235558, 10502243, 21004486]

約数ペア:

[(1, 21004486), (2, 10502243), (17, 1235558), (34, 617779), (383, 54842), (766, 27421), (1613, 13022), (3226, 6511)]