21581566656

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{55073}}^1$

素因数の和:55258

約数の個数: 112

約数和(自身を含む): 61886433504

約数和(自身を除く): 40304866848

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 157, 192, 208, 312, 314, 416, 471, 624, 628, 832, 942, 1248, 1256, 1884, 2041, 2496, 2512, 3768, 4082, 5024, 6123, 7536, 8164, 10048, 12246, 15072, 16328, 24492, 30144, 32656, 48984, 55073, 65312, 97968, 110146, 130624, 165219, 195936, 220292, 330438, 391872, 440584, 660876, 715949, 881168, 1321752, 1431898, 1762336, 2147847, 2643504, 2863796, 3524672, 4295694, 5287008, 5727592, 8591388, 8646461, 10574016, 11455184, 17182776, 17292922, 22910368, 25939383, 34365552, 34585844, 45820736, 51878766, 68731104, 69171688, 103757532, 112403993, 137462208, 138343376, 207515064, 224807986, 276686752, 337211979, 415030128, 449615972, 553373504, 674423958, 830060256, 899231944, 1348847916, 1660120512, 1798463888, 2697695832, 3596927776, 5395391664, 7193855552, 10790783328, 21581566656]

約数ペア:

[(1, 21581566656), (2, 10790783328), (3, 7193855552), (4, 5395391664), (6, 3596927776), (8, 2697695832), (12, 1798463888), (13, 1660120512), (16, 1348847916), (24, 899231944), (26, 830060256), (32, 674423958), (39, 553373504), (48, 449615972), (52, 415030128), (64, 337211979), (78, 276686752), (96, 224807986), (104, 207515064), (156, 138343376), (157, 137462208), (192, 112403993), (208, 103757532), (312, 69171688), (314, 68731104), (416, 51878766), (471, 45820736), (624, 34585844), (628, 34365552), (832, 25939383), (942, 22910368), (1248, 17292922), (1256, 17182776), (1884, 11455184), (2041, 10574016), (2496, 8646461), (2512, 8591388), (3768, 5727592), (4082, 5287008), (5024, 4295694), (6123, 3524672), (7536, 2863796), (8164, 2643504), (10048, 2147847), (12246, 1762336), (15072, 1431898), (16328, 1321752), (24492, 881168), (30144, 715949), (32656, 660876), (48984, 440584), (55073, 391872), (65312, 330438), (97968, 220292), (110146, 195936), (130624, 165219)]