21833704

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{179}}^1\times {\mathrm{193}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 41904000

約数和(自身を除く): 20070296

約数列:

[1, 2, 4, 8, 79, 158, 179, 193, 316, 358, 386, 632, 716, 772, 1432, 1544, 14141, 15247, 28282, 30494, 34547, 56564, 60988, 69094, 113128, 121976, 138188, 276376, 2729213, 5458426, 10916852, 21833704]

約数ペア:

[(1, 21833704), (2, 10916852), (4, 5458426), (8, 2729213), (79, 276376), (158, 138188), (179, 121976), (193, 113128), (316, 69094), (358, 60988), (386, 56564), (632, 34547), (716, 30494), (772, 28282), (1432, 15247), (1544, 14141)]