21105573984

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{391889}}^1$

素因数の和:391933

約数の個数: 144

約数和(自身を含む): 69326908560

約数和(自身を除く): 48221334576

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 17, 18, 22, 24, 32, 33, 34, 36, 44, 48, 51, 66, 68, 72, 88, 96, 99, 102, 132, 136, 144, 153, 176, 187, 198, 204, 264, 272, 288, 306, 352, 374, 396, 408, 528, 544, 561, 612, 748, 792, 816, 1056, 1122, 1224, 1496, 1584, 1632, 1683, 2244, 2448, 2992, 3168, 3366, 4488, 4896, 5984, 6732, 8976, 13464, 17952, 26928, 53856, 391889, 783778, 1175667, 1567556, 2351334, 3135112, 3527001, 4310779, 4702668, 6270224, 6662113, 7054002, 8621558, 9405336, 12540448, 12932337, 13324226, 14108004, 17243116, 18810672, 19986339, 25864674, 26648452, 28216008, 34486232, 37621344, 38797011, 39972678, 51729348, 53296904, 56432016, 59959017, 68972464, 73283243, 77594022, 79945356, 103458696, 106593808, 112864032, 119918034, 137944928, 146566486, 155188044, 159890712, 206917392, 213187616, 219849729, 239836068, 293132972, 310376088, 319781424, 413834784, 439699458, 479672136, 586265944, 620752176, 639562848, 659549187, 879398916, 959344272, 1172531888, 1241504352, 1319098374, 1758797832, 1918688544, 2345063776, 2638196748, 3517595664, 5276393496, 7035191328, 10552786992, 21105573984]

約数ペア:

[(1, 21105573984), (2, 10552786992), (3, 7035191328), (4, 5276393496), (6, 3517595664), (8, 2638196748), (9, 2345063776), (11, 1918688544), (12, 1758797832), (16, 1319098374), (17, 1241504352), (18, 1172531888), (22, 959344272), (24, 879398916), (32, 659549187), (33, 639562848), (34, 620752176), (36, 586265944), (44, 479672136), (48, 439699458), (51, 413834784), (66, 319781424), (68, 310376088), (72, 293132972), (88, 239836068), (96, 219849729), (99, 213187616), (102, 206917392), (132, 159890712), (136, 155188044), (144, 146566486), (153, 137944928), (176, 119918034), (187, 112864032), (198, 106593808), (204, 103458696), (264, 79945356), (272, 77594022), (288, 73283243), (306, 68972464), (352, 59959017), (374, 56432016), (396, 53296904), (408, 51729348), (528, 39972678), (544, 38797011), (561, 37621344), (612, 34486232), (748, 28216008), (792, 26648452), (816, 25864674), (1056, 19986339), (1122, 18810672), (1224, 17243116), (1496, 14108004), (1584, 13324226), (1632, 12932337), (1683, 12540448), (2244, 9405336), (2448, 8621558), (2992, 7054002), (3168, 6662113), (3366, 6270224), (4488, 4702668), (4896, 4310779), (5984, 3527001), (6732, 3135112), (8976, 2351334), (13464, 1567556), (17952, 1175667), (26928, 783778), (53856, 391889)]