21462678

素因数分解:

$2^1\times 3^3\times {\mathrm{239}}^1\times {\mathrm{1663}}^1$

素因数の和:1913

約数の個数: 32

約数和(自身を含む): 47923200

約数和(自身を除く): 26460522

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 239, 478, 717, 1434, 1663, 2151, 3326, 4302, 4989, 6453, 9978, 12906, 14967, 29934, 44901, 89802, 397457, 794914, 1192371, 2384742, 3577113, 7154226, 10731339, 21462678]

約数ペア:

[(1, 21462678), (2, 10731339), (3, 7154226), (6, 3577113), (9, 2384742), (18, 1192371), (27, 794914), (54, 397457), (239, 89802), (478, 44901), (717, 29934), (1434, 14967), (1663, 12906), (2151, 9978), (3326, 6453), (4302, 4989)]