21509094

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{155863}}^1$

素因数の和:155891

約数の個数: 16

約数和(自身を含む): 44888832

約数和(自身を除く): 23379738

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 155863, 311726, 467589, 935178, 3584849, 7169698, 10754547, 21509094]

約数ペア:

[(1, 21509094), (2, 10754547), (3, 7169698), (6, 3584849), (23, 935178), (46, 467589), (69, 311726), (138, 155863)]