21091362

素因数分解:

$2^1\times 3^1\times {\mathrm{557}}^1\times {\mathrm{6311}}^1$

素因数の和:6873

約数の個数: 16

約数和(自身を含む): 42265152

約数和(自身を除く): 21173790

約数列:

[1, 2, 3, 6, 557, 1114, 1671, 3342, 6311, 12622, 18933, 37866, 3515227, 7030454, 10545681, 21091362]

約数ペア:

[(1, 21091362), (2, 10545681), (3, 7030454), (6, 3515227), (557, 37866), (1114, 18933), (1671, 12622), (3342, 6311)]