21103503

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{2267}}^1$

素因数の和:2406

約数の個数: 16

約数和(自身を含む): 29393280

約数和(自身を除く): 8289777

約数列:

[1, 3, 29, 87, 107, 321, 2267, 3103, 6801, 9309, 65743, 197229, 242569, 727707, 7034501, 21103503]

約数ペア:

[(1, 21103503), (3, 7034501), (29, 727707), (87, 242569), (107, 197229), (321, 65743), (2267, 9309), (3103, 6801)]