21099064

素因数分解:

$2^3\times 7^1\times {\mathrm{376769}}^1$

素因数の和:376782

約数の個数: 16

約数和(自身を含む): 45212400

約数和(自身を除く): 24113336

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 376769, 753538, 1507076, 2637383, 3014152, 5274766, 10549532, 21099064]

約数ペア:

[(1, 21099064), (2, 10549532), (4, 5274766), (7, 3014152), (8, 2637383), (14, 1507076), (28, 753538), (56, 376769)]