21304082

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{1291}}^1$

素因数の和:1553

約数の個数: 16

約数和(自身を含む): 32992512

約数和(自身を除く): 11688430

約数列:

[1, 2, 37, 74, 223, 446, 1291, 2582, 8251, 16502, 47767, 95534, 287893, 575786, 10652041, 21304082]

約数ペア:

[(1, 21304082), (2, 10652041), (37, 575786), (74, 287893), (223, 95534), (446, 47767), (1291, 16502), (2582, 8251)]