21893476

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{497579}}^1$

素因数の和:497594

約数の個数: 12

約数和(自身を含む): 41796720

約数和(自身を除く): 19903244

約数列:

[1, 2, 4, 11, 22, 44, 497579, 995158, 1990316, 5473369, 10946738, 21893476]

約数ペア:

[(1, 21893476), (2, 10946738), (4, 5473369), (11, 1990316), (22, 995158), (44, 497579)]