21991464

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{27767}}^1$

素因数の和:27790

約数の個数: 48

約数和(自身を含む): 64977120

約数和(自身を除く): 42985656

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 27767, 55534, 83301, 111068, 166602, 222136, 249903, 305437, 333204, 499806, 610874, 666408, 916311, 999612, 1221748, 1832622, 1999224, 2443496, 2748933, 3665244, 5497866, 7330488, 10995732, 21991464]

約数ペア:

[(1, 21991464), (2, 10995732), (3, 7330488), (4, 5497866), (6, 3665244), (8, 2748933), (9, 2443496), (11, 1999224), (12, 1832622), (18, 1221748), (22, 999612), (24, 916311), (33, 666408), (36, 610874), (44, 499806), (66, 333204), (72, 305437), (88, 249903), (99, 222136), (132, 166602), (198, 111068), (264, 83301), (396, 55534), (792, 27767)]