21047586

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{501133}}^1$

素因数の和:501145

約数の個数: 16

約数和(自身を含む): 48108864

約数和(自身を除く): 27061278

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 501133, 1002266, 1503399, 3006798, 3507931, 7015862, 10523793, 21047586]

約数ペア:

[(1, 21047586), (2, 10523793), (3, 7015862), (6, 3507931), (7, 3006798), (14, 1503399), (21, 1002266), (42, 501133)]