21120264

素因数分解:

$2^3\times 3^4\times {\mathrm{11}}^1\times {\mathrm{2963}}^1$

素因数の和:2992

約数の個数: 80

約数和(自身を含む): 64555920

約数和(自身を除く): 43435656

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 81, 88, 99, 108, 132, 162, 198, 216, 264, 297, 324, 396, 594, 648, 792, 891, 1188, 1782, 2376, 2963, 3564, 5926, 7128, 8889, 11852, 17778, 23704, 26667, 32593, 35556, 53334, 65186, 71112, 80001, 97779, 106668, 130372, 160002, 195558, 213336, 240003, 260744, 293337, 320004, 391116, 480006, 586674, 640008, 782232, 880011, 960012, 1173348, 1760022, 1920024, 2346696, 2640033, 3520044, 5280066, 7040088, 10560132, 21120264]

約数ペア:

[(1, 21120264), (2, 10560132), (3, 7040088), (4, 5280066), (6, 3520044), (8, 2640033), (9, 2346696), (11, 1920024), (12, 1760022), (18, 1173348), (22, 960012), (24, 880011), (27, 782232), (33, 640008), (36, 586674), (44, 480006), (54, 391116), (66, 320004), (72, 293337), (81, 260744), (88, 240003), (99, 213336), (108, 195558), (132, 160002), (162, 130372), (198, 106668), (216, 97779), (264, 80001), (297, 71112), (324, 65186), (396, 53334), (594, 35556), (648, 32593), (792, 26667), (891, 23704), (1188, 17778), (1782, 11852), (2376, 8889), (2963, 7128), (3564, 5926)]