21537504

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:169

約数の個数: 144

約数和(自身を含む): 66869712

約数和(自身を除く): 45332208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 53, 68, 72, 83, 96, 102, 106, 136, 144, 153, 159, 166, 204, 212, 249, 272, 288, 306, 318, 332, 408, 424, 477, 498, 544, 612, 636, 664, 747, 816, 848, 901, 954, 996, 1224, 1272, 1328, 1411, 1494, 1632, 1696, 1802, 1908, 1992, 2448, 2544, 2656, 2703, 2822, 2988, 3604, 3816, 3984, 4233, 4399, 4896, 5088, 5406, 5644, 5976, 7208, 7632, 7968, 8109, 8466, 8798, 10812, 11288, 11952, 12699, 13197, 14416, 15264, 16218, 16932, 17596, 21624, 22576, 23904, 25398, 26394, 28832, 32436, 33864, 35192, 39591, 43248, 45152, 50796, 52788, 64872, 67728, 70384, 74783, 79182, 86496, 101592, 105576, 129744, 135456, 140768, 149566, 158364, 203184, 211152, 224349, 259488, 299132, 316728, 406368, 422304, 448698, 598264, 633456, 673047, 897396, 1196528, 1266912, 1346094, 1794792, 2393056, 2692188, 3589584, 5384376, 7179168, 10768752, 21537504]

約数ペア:

[(1, 21537504), (2, 10768752), (3, 7179168), (4, 5384376), (6, 3589584), (8, 2692188), (9, 2393056), (12, 1794792), (16, 1346094), (17, 1266912), (18, 1196528), (24, 897396), (32, 673047), (34, 633456), (36, 598264), (48, 448698), (51, 422304), (53, 406368), (68, 316728), (72, 299132), (83, 259488), (96, 224349), (102, 211152), (106, 203184), (136, 158364), (144, 149566), (153, 140768), (159, 135456), (166, 129744), (204, 105576), (212, 101592), (249, 86496), (272, 79182), (288, 74783), (306, 70384), (318, 67728), (332, 64872), (408, 52788), (424, 50796), (477, 45152), (498, 43248), (544, 39591), (612, 35192), (636, 33864), (664, 32436), (747, 28832), (816, 26394), (848, 25398), (901, 23904), (954, 22576), (996, 21624), (1224, 17596), (1272, 16932), (1328, 16218), (1411, 15264), (1494, 14416), (1632, 13197), (1696, 12699), (1802, 11952), (1908, 11288), (1992, 10812), (2448, 8798), (2544, 8466), (2656, 8109), (2703, 7968), (2822, 7632), (2988, 7208), (3604, 5976), (3816, 5644), (3984, 5406), (4233, 5088), (4399, 4896)]