21097635118

素因数分解:

$2^1\times 7^2\times {\mathrm{317}}^1\times {\mathrm{679123}}^1$

素因数の和:679456

約数の個数: 24

約数和(自身を含む): 36929404872

約数和(自身を除く): 15831769754

約数列:

[1, 2, 7, 14, 49, 98, 317, 634, 2219, 4438, 15533, 31066, 679123, 1358246, 4753861, 9507722, 33277027, 66554054, 215281991, 430563982, 1506973937, 3013947874, 10548817559, 21097635118]

約数ペア:

[(1, 21097635118), (2, 10548817559), (7, 3013947874), (14, 1506973937), (49, 430563982), (98, 215281991), (317, 66554054), (634, 33277027), (2219, 9507722), (4438, 4753861), (15533, 1358246), (31066, 679123)]