2021308993

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 2431250640

約数和(自身を除く): 409941647

約数列:

[1, 11, 17, 61, 89, 121, 181, 187, 671, 979, 1037, 1513, 1991, 2057, 3077, 5429, 7381, 10769, 11041, 11407, 16109, 16643, 21901, 33847, 59719, 92293, 121451, 125477, 177199, 183073, 187697, 273853, 372317, 656909, 982649, 1015223, 1335961, 1949189, 2064667, 3012383, 10809139, 11167453, 16705033, 22711337, 33136213, 118900529, 183755363, 2021308993]

約数ペア:

[(1, 2021308993), (11, 183755363), (17, 118900529), (61, 33136213), (89, 22711337), (121, 16705033), (181, 11167453), (187, 10809139), (671, 3012383), (979, 2064667), (1037, 1949189), (1513, 1335961), (1991, 1015223), (2057, 982649), (3077, 656909), (5429, 372317), (7381, 273853), (10769, 187697), (11041, 183073), (11407, 177199), (16109, 125477), (16643, 121451), (21901, 92293), (33847, 59719)]