21000514807

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1\times {\mathrm{1459}}^1$

素因数の和:1831

約数の個数: 32

約数和(自身を含む): 23168448000

約数和(自身を除く): 2167933193

約数列:

[1, 19, 29, 151, 173, 551, 1459, 2869, 3287, 4379, 5017, 26123, 27721, 42311, 83201, 95323, 220309, 252407, 496337, 757567, 803909, 4185871, 4795733, 6388961, 7319803, 14393773, 38113457, 121390259, 139076257, 724155683, 1105290253, 21000514807]

約数ペア:

[(1, 21000514807), (19, 1105290253), (29, 724155683), (151, 139076257), (173, 121390259), (551, 38113457), (1459, 14393773), (2869, 7319803), (3287, 6388961), (4379, 4795733), (5017, 4185871), (26123, 803909), (27721, 757567), (42311, 496337), (83201, 252407), (95323, 220309)]