21760398

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:230

約数の個数: 72

約数和(自身を含む): 52865904

約数和(自身を除く): 31105506

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 97, 99, 103, 121, 194, 198, 206, 242, 291, 309, 363, 582, 618, 726, 873, 927, 1067, 1089, 1133, 1746, 1854, 2134, 2178, 2266, 3201, 3399, 6402, 6798, 9603, 9991, 10197, 11737, 12463, 19206, 19982, 20394, 23474, 24926, 29973, 35211, 37389, 59946, 70422, 74778, 89919, 105633, 109901, 112167, 179838, 211266, 219802, 224334, 329703, 659406, 989109, 1208911, 1978218, 2417822, 3626733, 7253466, 10880199, 21760398]

約数ペア:

[(1, 21760398), (2, 10880199), (3, 7253466), (6, 3626733), (9, 2417822), (11, 1978218), (18, 1208911), (22, 989109), (33, 659406), (66, 329703), (97, 224334), (99, 219802), (103, 211266), (121, 179838), (194, 112167), (198, 109901), (206, 105633), (242, 89919), (291, 74778), (309, 70422), (363, 59946), (582, 37389), (618, 35211), (726, 29973), (873, 24926), (927, 23474), (1067, 20394), (1089, 19982), (1133, 19206), (1746, 12463), (1854, 11737), (2134, 10197), (2178, 9991), (2266, 9603), (3201, 6798), (3399, 6402)]