2091621

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{967}}^1$

素因数の和:1080

約数の個数: 16

約数和(自身を含む): 3221504

約数和(自身を除く): 1129883

約数列:

[1, 3, 7, 21, 103, 309, 721, 967, 2163, 2901, 6769, 20307, 99601, 298803, 697207, 2091621]

約数ペア:

[(1, 2091621), (3, 697207), (7, 298803), (21, 99601), (103, 20307), (309, 6769), (721, 2901), (967, 2163)]