21993624

素因数分解:

$2^3\times 3^2\times {\mathrm{251}}^1\times {\mathrm{1217}}^1$

素因数の和:1480

約数の個数: 48

約数和(自身を含む): 59852520

約数和(自身を除く): 37858896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 251, 502, 753, 1004, 1217, 1506, 2008, 2259, 2434, 3012, 3651, 4518, 4868, 6024, 7302, 9036, 9736, 10953, 14604, 18072, 21906, 29208, 43812, 87624, 305467, 610934, 916401, 1221868, 1832802, 2443736, 2749203, 3665604, 5498406, 7331208, 10996812, 21993624]

約数ペア:

[(1, 21993624), (2, 10996812), (3, 7331208), (4, 5498406), (6, 3665604), (8, 2749203), (9, 2443736), (12, 1832802), (18, 1221868), (24, 916401), (36, 610934), (72, 305467), (251, 87624), (502, 43812), (753, 29208), (1004, 21906), (1217, 18072), (1506, 14604), (2008, 10953), (2259, 9736), (2434, 9036), (3012, 7302), (3651, 6024), (4518, 4868)]