21265340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{46229}}^1$

素因数の和:46261

約数の個数: 24

約数和(自身を含む): 46599840

約数和(自身を除く): 25334500

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 46229, 92458, 184916, 231145, 462290, 924580, 1063267, 2126534, 4253068, 5316335, 10632670, 21265340]

約数ペア:

[(1, 21265340), (2, 10632670), (4, 5316335), (5, 4253068), (10, 2126534), (20, 1063267), (23, 924580), (46, 462290), (92, 231145), (115, 184916), (230, 92458), (460, 46229)]