20211783933

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{277}}^1\times {\mathrm{12781}}^1$

素因数の和:13245

約数の個数: 32

約数和(自身を含む): 29677963392

約数和(自身を除く): 9466179459

約数列:

[1, 3, 11, 33, 173, 277, 519, 831, 1903, 3047, 5709, 9141, 12781, 38343, 47921, 140591, 143763, 421773, 527131, 1581393, 2211113, 3540337, 6633339, 10621011, 24322243, 38943707, 72966729, 116831121, 612478301, 1837434903, 6737261311, 20211783933]

約数ペア:

[(1, 20211783933), (3, 6737261311), (11, 1837434903), (33, 612478301), (173, 116831121), (277, 72966729), (519, 38943707), (831, 24322243), (1903, 10621011), (3047, 6633339), (5709, 3540337), (9141, 2211113), (12781, 1581393), (38343, 527131), (47921, 421773), (140591, 143763)]