21022697556

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{77893}}^1$

素因数の和:77940

約数の個数: 180

約数和(自身を含む): 67691599668

約数和(自身を除く): 46668902112

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 27, 28, 34, 36, 42, 49, 51, 54, 63, 68, 81, 84, 98, 102, 108, 119, 126, 147, 153, 162, 189, 196, 204, 238, 252, 294, 306, 324, 357, 378, 441, 459, 476, 567, 588, 612, 714, 756, 833, 882, 918, 1071, 1134, 1323, 1377, 1428, 1666, 1764, 1836, 2142, 2268, 2499, 2646, 2754, 3213, 3332, 3969, 4284, 4998, 5292, 5508, 6426, 7497, 7938, 9639, 9996, 12852, 14994, 15876, 19278, 22491, 29988, 38556, 44982, 67473, 77893, 89964, 134946, 155786, 233679, 269892, 311572, 467358, 545251, 701037, 934716, 1090502, 1324181, 1402074, 1635753, 2103111, 2181004, 2648362, 2804148, 3271506, 3816757, 3972543, 4206222, 4907259, 5296724, 6309333, 6543012, 7633514, 7945086, 8412444, 9269267, 9814518, 11450271, 11917629, 12618666, 14721777, 15267028, 15890172, 18538534, 19629036, 22900542, 23835258, 25237332, 27807801, 29443554, 34350813, 35752887, 37077068, 44165331, 45801084, 47670516, 55615602, 58887108, 64884869, 68701626, 71505774, 83423403, 88330662, 103052439, 107258661, 111231204, 129769738, 137403252, 143011548, 166846806, 176661324, 194654607, 206104878, 214517322, 250270209, 259539476, 309157317, 333693612, 389309214, 412209756, 429034644, 500540418, 583963821, 618314634, 750810627, 778618428, 1001080836, 1167927642, 1236629268, 1501621254, 1751891463, 2335855284, 3003242508, 3503782926, 5255674389, 7007565852, 10511348778, 21022697556]

約数ペア:

[(1, 21022697556), (2, 10511348778), (3, 7007565852), (4, 5255674389), (6, 3503782926), (7, 3003242508), (9, 2335855284), (12, 1751891463), (14, 1501621254), (17, 1236629268), (18, 1167927642), (21, 1001080836), (27, 778618428), (28, 750810627), (34, 618314634), (36, 583963821), (42, 500540418), (49, 429034644), (51, 412209756), (54, 389309214), (63, 333693612), (68, 309157317), (81, 259539476), (84, 250270209), (98, 214517322), (102, 206104878), (108, 194654607), (119, 176661324), (126, 166846806), (147, 143011548), (153, 137403252), (162, 129769738), (189, 111231204), (196, 107258661), (204, 103052439), (238, 88330662), (252, 83423403), (294, 71505774), (306, 68701626), (324, 64884869), (357, 58887108), (378, 55615602), (441, 47670516), (459, 45801084), (476, 44165331), (567, 37077068), (588, 35752887), (612, 34350813), (714, 29443554), (756, 27807801), (833, 25237332), (882, 23835258), (918, 22900542), (1071, 19629036), (1134, 18538534), (1323, 15890172), (1377, 15267028), (1428, 14721777), (1666, 12618666), (1764, 11917629), (1836, 11450271), (2142, 9814518), (2268, 9269267), (2499, 8412444), (2646, 7945086), (2754, 7633514), (3213, 6543012), (3332, 6309333), (3969, 5296724), (4284, 4907259), (4998, 4206222), (5292, 3972543), (5508, 3816757), (6426, 3271506), (7497, 2804148), (7938, 2648362), (9639, 2181004), (9996, 2103111), (12852, 1635753), (14994, 1402074), (15876, 1324181), (19278, 1090502), (22491, 934716), (29988, 701037), (38556, 545251), (44982, 467358), (67473, 311572), (77893, 269892), (89964, 233679), (134946, 155786)]