21859035

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{967}}^1$

素因数の和:1123

約数の個数: 32

約数和(自身を含む): 38472192

約数和(自身を除く): 16613157

約数列:

[1, 3, 5, 11, 15, 33, 55, 137, 165, 411, 685, 967, 1507, 2055, 2901, 4521, 4835, 7535, 10637, 14505, 22605, 31911, 53185, 132479, 159555, 397437, 662395, 1457269, 1987185, 4371807, 7286345, 21859035]

約数ペア:

[(1, 21859035), (3, 7286345), (5, 4371807), (11, 1987185), (15, 1457269), (33, 662395), (55, 397437), (137, 159555), (165, 132479), (411, 53185), (685, 31911), (967, 22605), (1507, 14505), (2055, 10637), (2901, 7535), (4521, 4835)]