21000551033

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{4637}}^1\times {\mathrm{5347}}^1$

素因数の和:10013

約数の個数: 24

約数和(自身を含む): 26391481536

約数和(自身を除く): 5390930503

約数列:

[1, 7, 11, 77, 121, 847, 4637, 5347, 32459, 37429, 51007, 58817, 357049, 411719, 561077, 646987, 3927539, 4528909, 24794039, 173558273, 272734429, 1909141003, 3000078719, 21000551033]

約数ペア:

[(1, 21000551033), (7, 3000078719), (11, 1909141003), (77, 272734429), (121, 173558273), (847, 24794039), (4637, 4528909), (5347, 3927539), (32459, 646987), (37429, 561077), (51007, 411719), (58817, 357049)]