21854554

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{27947}}^1$

素因数の和:27989

約数の個数: 16

約数和(自身を含む): 36220608

約数和(自身を除く): 14366054

約数列:

[1, 2, 17, 23, 34, 46, 391, 782, 27947, 55894, 475099, 642781, 950198, 1285562, 10927277, 21854554]

約数ペア:

[(1, 21854554), (2, 10927277), (17, 1285562), (23, 950198), (34, 642781), (46, 475099), (391, 55894), (782, 27947)]