21728806

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{433}}^1\times {\mathrm{2281}}^1$

素因数の和:2727

約数の個数: 16

約数和(自身を含む): 35653968

約数和(自身を除く): 13925162

約数列:

[1, 2, 11, 22, 433, 866, 2281, 4562, 4763, 9526, 25091, 50182, 987673, 1975346, 10864403, 21728806]

約数ペア:

[(1, 21728806), (2, 10864403), (11, 1975346), (22, 987673), (433, 50182), (866, 25091), (2281, 9526), (4562, 4763)]