2021110977

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1\times {\mathrm{2671}}^1$

素因数の和:3129

約数の個数: 32

約数和(自身を含む): 2938857984

約数和(自身を除く): 917747007

約数列:

[1, 3, 17, 37, 51, 111, 401, 629, 1203, 1887, 2671, 6817, 8013, 14837, 20451, 44511, 45407, 98827, 136221, 252229, 296481, 756687, 1071071, 1680059, 3213213, 5040177, 18208207, 39629627, 54624621, 118888881, 673703659, 2021110977]

約数ペア:

[(1, 2021110977), (3, 673703659), (17, 118888881), (37, 54624621), (51, 39629627), (111, 18208207), (401, 5040177), (629, 3213213), (1203, 1680059), (1887, 1071071), (2671, 756687), (6817, 296481), (8013, 252229), (14837, 136221), (20451, 98827), (44511, 45407)]