21071526

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{501703}}^1$

素因数の和:501715

約数の個数: 16

約数和(自身を含む): 48163584

約数和(自身を除く): 27092058

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 501703, 1003406, 1505109, 3010218, 3511921, 7023842, 10535763, 21071526]

約数ペア:

[(1, 21071526), (2, 10535763), (3, 7023842), (6, 3511921), (7, 3010218), (14, 1505109), (21, 1003406), (42, 501703)]