21022848

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1$

素因数の和:120

約数の個数: 256

約数和(自身を含む): 78336000

約数和(自身を除く): 57313152

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 27, 28, 32, 33, 36, 42, 44, 48, 54, 56, 63, 64, 66, 72, 77, 79, 84, 88, 96, 99, 108, 112, 126, 128, 132, 144, 154, 158, 168, 176, 189, 192, 198, 216, 224, 231, 237, 252, 264, 288, 297, 308, 316, 336, 352, 378, 384, 396, 432, 448, 462, 474, 504, 528, 553, 576, 594, 616, 632, 672, 693, 704, 711, 756, 792, 864, 869, 896, 924, 948, 1008, 1056, 1106, 1152, 1188, 1232, 1264, 1344, 1386, 1408, 1422, 1512, 1584, 1659, 1728, 1738, 1848, 1896, 2016, 2079, 2112, 2133, 2212, 2376, 2464, 2528, 2607, 2688, 2772, 2844, 3024, 3168, 3318, 3456, 3476, 3696, 3792, 4032, 4158, 4224, 4266, 4424, 4752, 4928, 4977, 5056, 5214, 5544, 5688, 6048, 6083, 6336, 6636, 6952, 7392, 7584, 7821, 8064, 8316, 8532, 8848, 9504, 9856, 9954, 10112, 10428, 11088, 11376, 12096, 12166, 12672, 13272, 13904, 14784, 14931, 15168, 15642, 16632, 17064, 17696, 18249, 19008, 19908, 20856, 22176, 22752, 23463, 24192, 24332, 26544, 27808, 29568, 29862, 30336, 31284, 33264, 34128, 35392, 36498, 38016, 39816, 41712, 44352, 45504, 46926, 48664, 53088, 54747, 55616, 59724, 62568, 66528, 68256, 70784, 72996, 79632, 83424, 88704, 91008, 93852, 97328, 106176, 109494, 111232, 119448, 125136, 133056, 136512, 145992, 159264, 164241, 166848, 187704, 194656, 212352, 218988, 238896, 250272, 266112, 273024, 291984, 318528, 328482, 333696, 375408, 389312, 437976, 477792, 500544, 583968, 637056, 656964, 750816, 778624, 875952, 955584, 1001088, 1167936, 1313928, 1501632, 1751904, 1911168, 2335872, 2627856, 3003264, 3503808, 5255712, 7007616, 10511424, 21022848]

約数ペア:

[(1, 21022848), (2, 10511424), (3, 7007616), (4, 5255712), (6, 3503808), (7, 3003264), (8, 2627856), (9, 2335872), (11, 1911168), (12, 1751904), (14, 1501632), (16, 1313928), (18, 1167936), (21, 1001088), (22, 955584), (24, 875952), (27, 778624), (28, 750816), (32, 656964), (33, 637056), (36, 583968), (42, 500544), (44, 477792), (48, 437976), (54, 389312), (56, 375408), (63, 333696), (64, 328482), (66, 318528), (72, 291984), (77, 273024), (79, 266112), (84, 250272), (88, 238896), (96, 218988), (99, 212352), (108, 194656), (112, 187704), (126, 166848), (128, 164241), (132, 159264), (144, 145992), (154, 136512), (158, 133056), (168, 125136), (176, 119448), (189, 111232), (192, 109494), (198, 106176), (216, 97328), (224, 93852), (231, 91008), (237, 88704), (252, 83424), (264, 79632), (288, 72996), (297, 70784), (308, 68256), (316, 66528), (336, 62568), (352, 59724), (378, 55616), (384, 54747), (396, 53088), (432, 48664), (448, 46926), (462, 45504), (474, 44352), (504, 41712), (528, 39816), (553, 38016), (576, 36498), (594, 35392), (616, 34128), (632, 33264), (672, 31284), (693, 30336), (704, 29862), (711, 29568), (756, 27808), (792, 26544), (864, 24332), (869, 24192), (896, 23463), (924, 22752), (948, 22176), (1008, 20856), (1056, 19908), (1106, 19008), (1152, 18249), (1188, 17696), (1232, 17064), (1264, 16632), (1344, 15642), (1386, 15168), (1408, 14931), (1422, 14784), (1512, 13904), (1584, 13272), (1659, 12672), (1728, 12166), (1738, 12096), (1848, 11376), (1896, 11088), (2016, 10428), (2079, 10112), (2112, 9954), (2133, 9856), (2212, 9504), (2376, 8848), (2464, 8532), (2528, 8316), (2607, 8064), (2688, 7821), (2772, 7584), (2844, 7392), (3024, 6952), (3168, 6636), (3318, 6336), (3456, 6083), (3476, 6048), (3696, 5688), (3792, 5544), (4032, 5214), (4158, 5056), (4224, 4977), (4266, 4928), (4424, 4752)]