21696918

素因数分解:

$2^1\times 3^1\times {\mathrm{307}}^1\times {\mathrm{11779}}^1$

素因数の和:12091

約数の個数: 16

約数和(自身を含む): 43538880

約数和(自身を除く): 21841962

約数列:

[1, 2, 3, 6, 307, 614, 921, 1842, 11779, 23558, 35337, 70674, 3616153, 7232306, 10848459, 21696918]

約数ペア:

[(1, 21696918), (2, 10848459), (3, 7232306), (6, 3616153), (307, 70674), (614, 35337), (921, 23558), (1842, 11779)]