21167487999

素因数分解:

$3^3\times 7^3\times {\mathrm{2285659}}^1$

素因数の和:2285689

約数の個数: 32

約数和(自身を含む): 36570560000

約数和(自身を除く): 15403072001

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 1029, 1323, 3087, 9261, 2285659, 6856977, 15999613, 20570931, 47998839, 61712793, 111997291, 143996517, 335991873, 431989551, 783981037, 1007975619, 2351943111, 3023926857, 7055829333, 21167487999]

約数ペア:

[(1, 21167487999), (3, 7055829333), (7, 3023926857), (9, 2351943111), (21, 1007975619), (27, 783981037), (49, 431989551), (63, 335991873), (147, 143996517), (189, 111997291), (343, 61712793), (441, 47998839), (1029, 20570931), (1323, 15999613), (3087, 6856977), (9261, 2285659)]