21112252

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{32783}}^1$

素因数の和:32817

約数の個数: 24

約数和(自身を含む): 44061696

約数和(自身を除く): 22949444

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 32783, 65566, 131132, 229481, 458962, 754009, 917924, 1508018, 3016036, 5278063, 10556126, 21112252]

約数ペア:

[(1, 21112252), (2, 10556126), (4, 5278063), (7, 3016036), (14, 1508018), (23, 917924), (28, 754009), (46, 458962), (92, 229481), (161, 131132), (322, 65566), (644, 32783)]