21094865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{4621}}^1$

素因数の和:4720

約数の個数: 16

約数和(自身を含む): 27953856

約数和(自身を除く): 6858991

約数列:

[1, 5, 11, 55, 83, 415, 913, 4565, 4621, 23105, 50831, 254155, 383543, 1917715, 4218973, 21094865]

約数ペア:

[(1, 21094865), (5, 4218973), (11, 1917715), (55, 383543), (83, 254155), (415, 50831), (913, 23105), (4565, 4621)]