21149568

素因数分解:

$2^7\times 3^2\times {\mathrm{11}}^1\times {\mathrm{1669}}^1$

素因数の和:1700

約数の個数: 96

約数和(自身を含む): 66432600

約数和(自身を除く): 45283032

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 64, 66, 72, 88, 96, 99, 128, 132, 144, 176, 192, 198, 264, 288, 352, 384, 396, 528, 576, 704, 792, 1056, 1152, 1408, 1584, 1669, 2112, 3168, 3338, 4224, 5007, 6336, 6676, 10014, 12672, 13352, 15021, 18359, 20028, 26704, 30042, 36718, 40056, 53408, 55077, 60084, 73436, 80112, 106816, 110154, 120168, 146872, 160224, 165231, 213632, 220308, 240336, 293744, 320448, 330462, 440616, 480672, 587488, 640896, 660924, 881232, 961344, 1174976, 1321848, 1762464, 1922688, 2349952, 2643696, 3524928, 5287392, 7049856, 10574784, 21149568]

約数ペア:

[(1, 21149568), (2, 10574784), (3, 7049856), (4, 5287392), (6, 3524928), (8, 2643696), (9, 2349952), (11, 1922688), (12, 1762464), (16, 1321848), (18, 1174976), (22, 961344), (24, 881232), (32, 660924), (33, 640896), (36, 587488), (44, 480672), (48, 440616), (64, 330462), (66, 320448), (72, 293744), (88, 240336), (96, 220308), (99, 213632), (128, 165231), (132, 160224), (144, 146872), (176, 120168), (192, 110154), (198, 106816), (264, 80112), (288, 73436), (352, 60084), (384, 55077), (396, 53408), (528, 40056), (576, 36718), (704, 30042), (792, 26704), (1056, 20028), (1152, 18359), (1408, 15021), (1584, 13352), (1669, 12672), (2112, 10014), (3168, 6676), (3338, 6336), (4224, 5007)]