21822664

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{457}}^1$

素因数の和:637

約数の個数: 32

約数和(自身を含む): 42209280

約数和(自身を除く): 20386616

約数列:

[1, 2, 4, 8, 47, 94, 127, 188, 254, 376, 457, 508, 914, 1016, 1828, 3656, 5969, 11938, 21479, 23876, 42958, 47752, 58039, 85916, 116078, 171832, 232156, 464312, 2727833, 5455666, 10911332, 21822664]

約数ペア:

[(1, 21822664), (2, 10911332), (4, 5455666), (8, 2727833), (47, 464312), (94, 232156), (127, 171832), (188, 116078), (254, 85916), (376, 58039), (457, 47752), (508, 42958), (914, 23876), (1016, 21479), (1828, 11938), (3656, 5969)]