21171042

素因数分解:

$2^1\times 3^2\times {\mathrm{743}}^1\times {\mathrm{1583}}^1$

素因数の和:2334

約数の個数: 24

約数和(自身を含む): 45961344

約数和(自身を除く): 24790302

約数列:

[1, 2, 3, 6, 9, 18, 743, 1486, 1583, 2229, 3166, 4458, 4749, 6687, 9498, 13374, 14247, 28494, 1176169, 2352338, 3528507, 7057014, 10585521, 21171042]

約数ペア:

[(1, 21171042), (2, 10585521), (3, 7057014), (6, 3528507), (9, 2352338), (18, 1176169), (743, 28494), (1486, 14247), (1583, 13374), (2229, 9498), (3166, 6687), (4458, 4749)]