21434112

素因数分解:

$2^8\times 3^3\times 7^1\times {\mathrm{443}}^1$

素因数の和:475

約数の個数: 144

約数和(自身を含む): 72602880

約数和(自身を除く): 51168768

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 112, 126, 128, 144, 168, 189, 192, 216, 224, 252, 256, 288, 336, 378, 384, 432, 443, 448, 504, 576, 672, 756, 768, 864, 886, 896, 1008, 1152, 1329, 1344, 1512, 1728, 1772, 1792, 2016, 2304, 2658, 2688, 3024, 3101, 3456, 3544, 3987, 4032, 5316, 5376, 6048, 6202, 6912, 7088, 7974, 8064, 9303, 10632, 11961, 12096, 12404, 14176, 15948, 16128, 18606, 21264, 23922, 24192, 24808, 27909, 28352, 31896, 37212, 42528, 47844, 48384, 49616, 55818, 56704, 63792, 74424, 83727, 85056, 95688, 99232, 111636, 113408, 127584, 148848, 167454, 170112, 191376, 198464, 223272, 255168, 297696, 334908, 340224, 382752, 396928, 446544, 510336, 595392, 669816, 765504, 793856, 893088, 1020672, 1190784, 1339632, 1531008, 1786176, 2381568, 2679264, 3062016, 3572352, 5358528, 7144704, 10717056, 21434112]

約数ペア:

[(1, 21434112), (2, 10717056), (3, 7144704), (4, 5358528), (6, 3572352), (7, 3062016), (8, 2679264), (9, 2381568), (12, 1786176), (14, 1531008), (16, 1339632), (18, 1190784), (21, 1020672), (24, 893088), (27, 793856), (28, 765504), (32, 669816), (36, 595392), (42, 510336), (48, 446544), (54, 396928), (56, 382752), (63, 340224), (64, 334908), (72, 297696), (84, 255168), (96, 223272), (108, 198464), (112, 191376), (126, 170112), (128, 167454), (144, 148848), (168, 127584), (189, 113408), (192, 111636), (216, 99232), (224, 95688), (252, 85056), (256, 83727), (288, 74424), (336, 63792), (378, 56704), (384, 55818), (432, 49616), (443, 48384), (448, 47844), (504, 42528), (576, 37212), (672, 31896), (756, 28352), (768, 27909), (864, 24808), (886, 24192), (896, 23922), (1008, 21264), (1152, 18606), (1329, 16128), (1344, 15948), (1512, 14176), (1728, 12404), (1772, 12096), (1792, 11961), (2016, 10632), (2304, 9303), (2658, 8064), (2688, 7974), (3024, 7088), (3101, 6912), (3456, 6202), (3544, 6048), (3987, 5376), (4032, 5316)]