21096145

素因数分解:

$5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{1373}}^1$

素因数の和:1824

約数の個数: 16

約数和(自身を含む): 29018880

約数和(自身を除く): 7922735

約数列:

[1, 5, 7, 35, 439, 1373, 2195, 3073, 6865, 9611, 15365, 48055, 602747, 3013735, 4219229, 21096145]

約数ペア:

[(1, 21096145), (5, 4219229), (7, 3013735), (35, 602747), (439, 48055), (1373, 15365), (2195, 9611), (3073, 6865)]