21188376

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{863}}^1$

素因数の和:917

約数の個数: 96

約数和(自身を含む): 64696320

約数和(自身を除く): 43507944

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 31, 33, 36, 44, 62, 66, 72, 88, 93, 99, 124, 132, 186, 198, 248, 264, 279, 341, 372, 396, 558, 682, 744, 792, 863, 1023, 1116, 1364, 1726, 2046, 2232, 2589, 2728, 3069, 3452, 4092, 5178, 6138, 6904, 7767, 8184, 9493, 10356, 12276, 15534, 18986, 20712, 24552, 26753, 28479, 31068, 37972, 53506, 56958, 62136, 75944, 80259, 85437, 107012, 113916, 160518, 170874, 214024, 227832, 240777, 294283, 321036, 341748, 481554, 588566, 642072, 683496, 882849, 963108, 1177132, 1765698, 1926216, 2354264, 2648547, 3531396, 5297094, 7062792, 10594188, 21188376]

約数ペア:

[(1, 21188376), (2, 10594188), (3, 7062792), (4, 5297094), (6, 3531396), (8, 2648547), (9, 2354264), (11, 1926216), (12, 1765698), (18, 1177132), (22, 963108), (24, 882849), (31, 683496), (33, 642072), (36, 588566), (44, 481554), (62, 341748), (66, 321036), (72, 294283), (88, 240777), (93, 227832), (99, 214024), (124, 170874), (132, 160518), (186, 113916), (198, 107012), (248, 85437), (264, 80259), (279, 75944), (341, 62136), (372, 56958), (396, 53506), (558, 37972), (682, 31068), (744, 28479), (792, 26753), (863, 24552), (1023, 20712), (1116, 18986), (1364, 15534), (1726, 12276), (2046, 10356), (2232, 9493), (2589, 8184), (2728, 7767), (3069, 6904), (3452, 6138), (4092, 5178)]