21394464

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:143

約数の個数: 192

約数和(自身を含む): 72253440

約数和(自身を除く): 50858976

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 31, 32, 39, 42, 48, 52, 56, 62, 78, 79, 84, 91, 93, 96, 104, 112, 124, 156, 158, 168, 182, 186, 208, 217, 224, 237, 248, 273, 312, 316, 336, 364, 372, 403, 416, 434, 474, 496, 546, 553, 624, 632, 651, 672, 728, 744, 806, 868, 948, 992, 1027, 1092, 1106, 1209, 1248, 1264, 1302, 1456, 1488, 1612, 1659, 1736, 1896, 2054, 2184, 2212, 2418, 2449, 2528, 2604, 2821, 2912, 2976, 3081, 3224, 3318, 3472, 3792, 4108, 4368, 4424, 4836, 4898, 5208, 5642, 6162, 6448, 6636, 6944, 7189, 7347, 7584, 8216, 8463, 8736, 8848, 9672, 9796, 10416, 11284, 12324, 12896, 13272, 14378, 14694, 16432, 16926, 17143, 17696, 19344, 19592, 20832, 21567, 22568, 24648, 26544, 28756, 29388, 31837, 32864, 33852, 34286, 38688, 39184, 43134, 45136, 49296, 51429, 53088, 57512, 58776, 63674, 67704, 68572, 78368, 86268, 90272, 95511, 98592, 102858, 115024, 117552, 127348, 135408, 137144, 172536, 191022, 205716, 222859, 230048, 235104, 254696, 270816, 274288, 345072, 382044, 411432, 445718, 509392, 548576, 668577, 690144, 764088, 822864, 891436, 1018784, 1337154, 1528176, 1645728, 1782872, 2674308, 3056352, 3565744, 5348616, 7131488, 10697232, 21394464]

約数ペア:

[(1, 21394464), (2, 10697232), (3, 7131488), (4, 5348616), (6, 3565744), (7, 3056352), (8, 2674308), (12, 1782872), (13, 1645728), (14, 1528176), (16, 1337154), (21, 1018784), (24, 891436), (26, 822864), (28, 764088), (31, 690144), (32, 668577), (39, 548576), (42, 509392), (48, 445718), (52, 411432), (56, 382044), (62, 345072), (78, 274288), (79, 270816), (84, 254696), (91, 235104), (93, 230048), (96, 222859), (104, 205716), (112, 191022), (124, 172536), (156, 137144), (158, 135408), (168, 127348), (182, 117552), (186, 115024), (208, 102858), (217, 98592), (224, 95511), (237, 90272), (248, 86268), (273, 78368), (312, 68572), (316, 67704), (336, 63674), (364, 58776), (372, 57512), (403, 53088), (416, 51429), (434, 49296), (474, 45136), (496, 43134), (546, 39184), (553, 38688), (624, 34286), (632, 33852), (651, 32864), (672, 31837), (728, 29388), (744, 28756), (806, 26544), (868, 24648), (948, 22568), (992, 21567), (1027, 20832), (1092, 19592), (1106, 19344), (1209, 17696), (1248, 17143), (1264, 16926), (1302, 16432), (1456, 14694), (1488, 14378), (1612, 13272), (1659, 12896), (1736, 12324), (1896, 11284), (2054, 10416), (2184, 9796), (2212, 9672), (2418, 8848), (2449, 8736), (2528, 8463), (2604, 8216), (2821, 7584), (2912, 7347), (2976, 7189), (3081, 6944), (3224, 6636), (3318, 6448), (3472, 6162), (3792, 5642), (4108, 5208), (4368, 4898), (4424, 4836)]