21302703

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{16787}}^1$

素因数の和:16843

約数の個数: 16

約数和(自身を含む): 32232960

約数和(自身を除く): 10930257

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 16787, 50361, 151083, 453249, 788989, 2366967, 7100901, 21302703]

約数ペア:

[(1, 21302703), (3, 7100901), (9, 2366967), (27, 788989), (47, 453249), (141, 151083), (423, 50361), (1269, 16787)]