2021569277

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{27191}}^1$

素因数の和:27273

約数の個数: 32

約数和(自身を含む): 2680043520

約数和(自身を除く): 658474243

約数列:

[1, 7, 13, 19, 43, 91, 133, 247, 301, 559, 817, 1729, 3913, 5719, 10621, 27191, 74347, 190337, 353483, 516629, 1169213, 2474381, 3616403, 6716177, 8184491, 15199769, 22215047, 47013239, 106398383, 155505329, 288795611, 2021569277]

約数ペア:

[(1, 2021569277), (7, 288795611), (13, 155505329), (19, 106398383), (43, 47013239), (91, 22215047), (133, 15199769), (247, 8184491), (301, 6716177), (559, 3616403), (817, 2474381), (1729, 1169213), (3913, 516629), (5719, 353483), (10621, 190337), (27191, 74347)]