21830391

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{8167}}^1$

素因数の和:8193

約数の個数: 24

約数和(自身を含む): 35677824

約数和(自身を除く): 13847433

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 243, 297, 891, 2673, 8167, 24501, 73503, 89837, 220509, 269511, 661527, 808533, 1984581, 2425599, 7276797, 21830391]

約数ペア:

[(1, 21830391), (3, 7276797), (9, 2425599), (11, 1984581), (27, 808533), (33, 661527), (81, 269511), (99, 220509), (243, 89837), (297, 73503), (891, 24501), (2673, 8167)]