21000679035

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{593491}}^1$

素因数の和:593843

約数の個数: 32

約数和(自身を含む): 38515256832

約数和(自身を除く): 17514577797

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 337, 1011, 1685, 2359, 5055, 7077, 11795, 35385, 593491, 1780473, 2967455, 4154437, 8902365, 12463311, 20772185, 62316555, 200006467, 600019401, 1000032335, 1400045269, 3000097005, 4200135807, 7000226345, 21000679035]

約数ペア:

[(1, 21000679035), (3, 7000226345), (5, 4200135807), (7, 3000097005), (15, 1400045269), (21, 1000032335), (35, 600019401), (105, 200006467), (337, 62316555), (1011, 20772185), (1685, 12463311), (2359, 8902365), (5055, 4154437), (7077, 2967455), (11795, 1780473), (35385, 593491)]