21481119

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{24109}}^1$

素因数の和:24132

約数の個数: 20

約数和(自身を含む): 35007720

約数和(自身を除く): 13526601

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 24109, 72327, 216981, 265199, 650943, 795597, 1952829, 2386791, 7160373, 21481119]

約数ペア:

[(1, 21481119), (3, 7160373), (9, 2386791), (11, 1952829), (27, 795597), (33, 650943), (81, 265199), (99, 216981), (297, 72327), (891, 24109)]