21264022796

素因数分解:

$2^2\times {\mathrm{2221}}^1\times {\mathrm{2393519}}^1$

素因数の和:2395744

約数の個数: 12

約数和(自身を含む): 37228810080

約数和(自身を除く): 15964787284

約数列:

[1, 2, 4, 2221, 4442, 8884, 2393519, 4787038, 9574076, 5316005699, 10632011398, 21264022796]

約数ペア:

[(1, 21264022796), (2, 10632011398), (4, 5316005699), (2221, 9574076), (4442, 4787038), (8884, 2393519)]