21197804562

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{28181}}^1$

素因数の和:28360

約数の個数: 96

約数和(自身を含む): 52229136960

約数和(自身を除く): 31031332398

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 29, 33, 58, 66, 87, 99, 131, 174, 198, 261, 262, 319, 393, 522, 638, 786, 957, 1179, 1441, 1914, 2358, 2871, 2882, 3799, 4323, 5742, 7598, 8646, 11397, 12969, 22794, 25938, 28181, 34191, 41789, 56362, 68382, 83578, 84543, 125367, 169086, 250734, 253629, 309991, 376101, 507258, 619982, 752202, 817249, 929973, 1634498, 1859946, 2451747, 2789919, 3691711, 4903494, 5579838, 7355241, 7383422, 8989739, 11075133, 14710482, 17979478, 22150266, 26969217, 33225399, 40608821, 53938434, 66450798, 80907651, 81217642, 107059619, 121826463, 161815302, 214119238, 243652926, 321178857, 365479389, 642357714, 730958778, 963536571, 1177655809, 1927073142, 2355311618, 3532967427, 7065934854, 10598902281, 21197804562]

約数ペア:

[(1, 21197804562), (2, 10598902281), (3, 7065934854), (6, 3532967427), (9, 2355311618), (11, 1927073142), (18, 1177655809), (22, 963536571), (29, 730958778), (33, 642357714), (58, 365479389), (66, 321178857), (87, 243652926), (99, 214119238), (131, 161815302), (174, 121826463), (198, 107059619), (261, 81217642), (262, 80907651), (319, 66450798), (393, 53938434), (522, 40608821), (638, 33225399), (786, 26969217), (957, 22150266), (1179, 17979478), (1441, 14710482), (1914, 11075133), (2358, 8989739), (2871, 7383422), (2882, 7355241), (3799, 5579838), (4323, 4903494), (5742, 3691711), (7598, 2789919), (8646, 2451747), (11397, 1859946), (12969, 1634498), (22794, 929973), (25938, 817249), (28181, 752202), (34191, 619982), (41789, 507258), (56362, 376101), (68382, 309991), (83578, 253629), (84543, 250734), (125367, 169086)]