2149785141

素因数分解:

$3^1\times 7^1\times {\mathrm{1607}}^1\times {\mathrm{63703}}^1$

素因数の和:65320

約数の個数: 16

約数和(自身を含む): 3277953024

約数和(自身を除く): 1128167883

約数列:

[1, 3, 7, 21, 1607, 4821, 11249, 33747, 63703, 191109, 445921, 1337763, 102370721, 307112163, 716595047, 2149785141]

約数ペア:

[(1, 2149785141), (3, 716595047), (7, 307112163), (21, 102370721), (1607, 1337763), (4821, 445921), (11249, 191109), (33747, 63703)]