2021920161

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1\times {\mathrm{1319}}^1$

素因数の和:1717

約数の個数: 32

約数和(自身を含む): 2846638080

約数和(自身を除く): 824717919

約数列:

[1, 3, 31, 53, 93, 159, 311, 933, 1319, 1643, 3957, 4929, 9641, 16483, 28923, 40889, 49449, 69907, 122667, 209721, 410209, 510973, 1230627, 1532919, 2167117, 6501351, 12716479, 21741077, 38149437, 65223231, 673973387, 2021920161]

約数ペア:

[(1, 2021920161), (3, 673973387), (31, 65223231), (53, 38149437), (93, 21741077), (159, 12716479), (311, 6501351), (933, 2167117), (1319, 1532919), (1643, 1230627), (3957, 510973), (4929, 410209), (9641, 209721), (16483, 122667), (28923, 69907), (40889, 49449)]