2016973917

素因数分解:

$3^2\times 7^2\times {\mathrm{4573637}}^1$

素因数の和:4573657

約数の個数: 18

約数和(自身を含む): 3389065758

約数和(自身を除く): 1372091841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 4573637, 13720911, 32015459, 41162733, 96046377, 224108213, 288139131, 672324639, 2016973917]

約数ペア:

[(1, 2016973917), (3, 672324639), (7, 288139131), (9, 224108213), (21, 96046377), (49, 41162733), (63, 32015459), (147, 13720911), (441, 4573637)]