21382465872

素因数分解:

$2^4\times 3^1\times {\mathrm{2591}}^1\times {\mathrm{171929}}^1$

素因数の和:174531

約数の個数: 40

約数和(自身を含む): 55259677440

約数和(自身を除く): 33877211568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 2591, 5182, 7773, 10364, 15546, 20728, 31092, 41456, 62184, 124368, 171929, 343858, 515787, 687716, 1031574, 1375432, 2063148, 2750864, 4126296, 8252592, 445468039, 890936078, 1336404117, 1781872156, 2672808234, 3563744312, 5345616468, 7127488624, 10691232936, 21382465872]

約数ペア:

[(1, 21382465872), (2, 10691232936), (3, 7127488624), (4, 5345616468), (6, 3563744312), (8, 2672808234), (12, 1781872156), (16, 1336404117), (24, 890936078), (48, 445468039), (2591, 8252592), (5182, 4126296), (7773, 2750864), (10364, 2063148), (15546, 1375432), (20728, 1031574), (31092, 687716), (41456, 515787), (62184, 343858), (124368, 171929)]