20732649

素因数分解:

$3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{4679}}^1$

素因数の和:4900

約数の個数: 16

約数和(自身を含む): 31749120

約数和(自身を除く): 11016471

約数列:

[1, 3, 7, 21, 211, 633, 1477, 4431, 4679, 14037, 32753, 98259, 987269, 2961807, 6910883, 20732649]

約数ペア:

[(1, 20732649), (3, 6910883), (7, 2961807), (21, 987269), (211, 98259), (633, 32753), (1477, 14037), (4431, 4679)]