21258682

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{191}}^1$

素因数の和:342

約数の個数: 32

約数和(自身を含む): 35251200

約数和(自身を除く): 13992518

約数列:

[1, 2, 19, 29, 38, 58, 101, 191, 202, 382, 551, 1102, 1919, 2929, 3629, 3838, 5539, 5858, 7258, 11078, 19291, 38582, 55651, 105241, 111302, 210482, 366529, 559439, 733058, 1118878, 10629341, 21258682]

約数ペア:

[(1, 21258682), (2, 10629341), (19, 1118878), (29, 733058), (38, 559439), (58, 366529), (101, 210482), (191, 111302), (202, 105241), (382, 55651), (551, 38582), (1102, 19291), (1919, 11078), (2929, 7258), (3629, 5858), (3838, 5539)]