21000252730

素因数分解:

$2^1\times 5^1\times {\mathrm{337}}^1\times {\mathrm{6231529}}^1$

素因数の和:6231873

約数の個数: 16

約数和(自身を含む): 37912628520

約数和(自身を除く): 16912375790

約数列:

[1, 2, 5, 10, 337, 674, 1685, 3370, 6231529, 12463058, 31157645, 62315290, 2100025273, 4200050546, 10500126365, 21000252730]

約数ペア:

[(1, 21000252730), (2, 10500126365), (5, 4200050546), (10, 2100025273), (337, 62315290), (674, 31157645), (1685, 12463058), (3370, 6231529)]