21145608

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{26699}}^1$

素因数の和:26722

約数の個数: 48

約数和(自身を含む): 62478000

約数和(自身を除く): 41332392

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, 26699, 53398, 80097, 106796, 160194, 213592, 240291, 293689, 320388, 480582, 587378, 640776, 881067, 961164, 1174756, 1762134, 1922328, 2349512, 2643201, 3524268, 5286402, 7048536, 10572804, 21145608]

約数ペア:

[(1, 21145608), (2, 10572804), (3, 7048536), (4, 5286402), (6, 3524268), (8, 2643201), (9, 2349512), (11, 1922328), (12, 1762134), (18, 1174756), (22, 961164), (24, 881067), (33, 640776), (36, 587378), (44, 480582), (66, 320388), (72, 293689), (88, 240291), (99, 213592), (132, 160194), (198, 106796), (264, 80097), (396, 53398), (792, 26699)]