21473690079

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{980131}}^1$

素因数の和:980310

約数の個数: 16

約数和(自身を含む): 29325549440

約数和(自身を除く): 7851859361

約数列:

[1, 3, 67, 109, 201, 327, 7303, 21909, 980131, 2940393, 65668777, 106834279, 197006331, 320502837, 7157896693, 21473690079]

約数ペア:

[(1, 21473690079), (3, 7157896693), (67, 320502837), (109, 197006331), (201, 106834279), (327, 65668777), (7303, 2940393), (21909, 980131)]