21453432

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:106

約数の個数: 256

約数和(自身を含む): 77414400

約数和(自身を除く): 55960968

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 13, 14, 19, 21, 22, 24, 26, 28, 33, 38, 39, 42, 44, 47, 52, 56, 57, 66, 76, 77, 78, 84, 88, 91, 94, 104, 114, 132, 133, 141, 143, 152, 154, 156, 168, 182, 188, 209, 228, 231, 247, 264, 266, 273, 282, 286, 308, 312, 329, 364, 376, 399, 418, 429, 456, 462, 494, 517, 532, 546, 564, 572, 611, 616, 627, 658, 728, 741, 798, 836, 858, 893, 924, 987, 988, 1001, 1034, 1064, 1092, 1128, 1144, 1222, 1254, 1316, 1463, 1482, 1551, 1596, 1672, 1716, 1729, 1786, 1833, 1848, 1974, 1976, 2002, 2068, 2184, 2444, 2508, 2632, 2679, 2717, 2926, 2964, 3003, 3102, 3192, 3432, 3458, 3572, 3619, 3666, 3948, 4004, 4136, 4277, 4389, 4888, 5016, 5187, 5358, 5434, 5852, 5928, 6006, 6204, 6251, 6721, 6916, 7144, 7238, 7332, 7896, 8008, 8151, 8554, 8778, 9823, 10374, 10716, 10857, 10868, 11609, 11704, 12012, 12408, 12502, 12831, 13442, 13832, 14476, 14664, 16302, 17108, 17556, 18753, 19019, 19646, 20163, 20748, 21432, 21714, 21736, 23218, 24024, 25004, 25662, 26884, 28952, 29469, 32604, 34216, 34827, 35112, 37506, 38038, 39292, 40326, 41496, 43428, 46436, 47047, 50008, 51324, 53768, 57057, 58938, 65208, 68761, 69654, 75012, 76076, 78584, 80652, 81263, 86856, 92872, 94094, 102648, 114114, 117876, 127699, 137522, 139308, 141141, 150024, 152152, 161304, 162526, 188188, 206283, 228228, 235752, 243789, 255398, 275044, 278616, 282282, 325052, 376376, 383097, 412566, 456456, 487578, 510796, 550088, 564564, 650104, 766194, 825132, 893893, 975156, 1021592, 1129128, 1532388, 1650264, 1787786, 1950312, 2681679, 3064776, 3575572, 5363358, 7151144, 10726716, 21453432]

約数ペア:

[(1, 21453432), (2, 10726716), (3, 7151144), (4, 5363358), (6, 3575572), (7, 3064776), (8, 2681679), (11, 1950312), (12, 1787786), (13, 1650264), (14, 1532388), (19, 1129128), (21, 1021592), (22, 975156), (24, 893893), (26, 825132), (28, 766194), (33, 650104), (38, 564564), (39, 550088), (42, 510796), (44, 487578), (47, 456456), (52, 412566), (56, 383097), (57, 376376), (66, 325052), (76, 282282), (77, 278616), (78, 275044), (84, 255398), (88, 243789), (91, 235752), (94, 228228), (104, 206283), (114, 188188), (132, 162526), (133, 161304), (141, 152152), (143, 150024), (152, 141141), (154, 139308), (156, 137522), (168, 127699), (182, 117876), (188, 114114), (209, 102648), (228, 94094), (231, 92872), (247, 86856), (264, 81263), (266, 80652), (273, 78584), (282, 76076), (286, 75012), (308, 69654), (312, 68761), (329, 65208), (364, 58938), (376, 57057), (399, 53768), (418, 51324), (429, 50008), (456, 47047), (462, 46436), (494, 43428), (517, 41496), (532, 40326), (546, 39292), (564, 38038), (572, 37506), (611, 35112), (616, 34827), (627, 34216), (658, 32604), (728, 29469), (741, 28952), (798, 26884), (836, 25662), (858, 25004), (893, 24024), (924, 23218), (987, 21736), (988, 21714), (1001, 21432), (1034, 20748), (1064, 20163), (1092, 19646), (1128, 19019), (1144, 18753), (1222, 17556), (1254, 17108), (1316, 16302), (1463, 14664), (1482, 14476), (1551, 13832), (1596, 13442), (1672, 12831), (1716, 12502), (1729, 12408), (1786, 12012), (1833, 11704), (1848, 11609), (1974, 10868), (1976, 10857), (2002, 10716), (2068, 10374), (2184, 9823), (2444, 8778), (2508, 8554), (2632, 8151), (2679, 8008), (2717, 7896), (2926, 7332), (2964, 7238), (3003, 7144), (3102, 6916), (3192, 6721), (3432, 6251), (3458, 6204), (3572, 6006), (3619, 5928), (3666, 5852), (3948, 5434), (4004, 5358), (4136, 5187), (4277, 5016), (4389, 4888)]