21744034

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{11779}}^1$

素因数の和:11865

約数の個数: 16

約数和(自身を含む): 35622720

約数和(自身を除く): 13878686

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 11779, 23558, 153127, 306254, 836309, 1672618, 10872017, 21744034]

約数ペア:

[(1, 21744034), (2, 10872017), (13, 1672618), (26, 836309), (71, 306254), (142, 153127), (923, 23558), (1846, 11779)]