21234204004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{408350077}}^1$

素因数の和:408350094

約数の個数: 12

約数和(自身を含む): 40018307644

約数和(自身を除く): 18784103640

約数列:

[1, 2, 4, 13, 26, 52, 408350077, 816700154, 1633400308, 5308551001, 10617102002, 21234204004]

約数ペア:

[(1, 21234204004), (2, 10617102002), (4, 5308551001), (13, 1633400308), (26, 816700154), (52, 408350077)]