21370470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2089}}^1$

素因数の和:2141

約数の個数: 64

約数和(自身を含む): 57784320

約数和(自身を除く): 36413850

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 31, 33, 55, 62, 66, 93, 110, 155, 165, 186, 310, 330, 341, 465, 682, 930, 1023, 1705, 2046, 2089, 3410, 4178, 5115, 6267, 10230, 10445, 12534, 20890, 22979, 31335, 45958, 62670, 64759, 68937, 114895, 129518, 137874, 194277, 229790, 323795, 344685, 388554, 647590, 689370, 712349, 971385, 1424698, 1942770, 2137047, 3561745, 4274094, 7123490, 10685235, 21370470]

約数ペア:

[(1, 21370470), (2, 10685235), (3, 7123490), (5, 4274094), (6, 3561745), (10, 2137047), (11, 1942770), (15, 1424698), (22, 971385), (30, 712349), (31, 689370), (33, 647590), (55, 388554), (62, 344685), (66, 323795), (93, 229790), (110, 194277), (155, 137874), (165, 129518), (186, 114895), (310, 68937), (330, 64759), (341, 62670), (465, 45958), (682, 31335), (930, 22979), (1023, 20890), (1705, 12534), (2046, 10445), (2089, 10230), (3410, 6267), (4178, 5115)]