21236544

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:277

約数の個数: 168

約数和(自身を含む): 72908160

約数和(自身を除く): 51671616

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 32, 36, 42, 46, 48, 56, 63, 64, 69, 72, 84, 92, 96, 112, 126, 138, 144, 161, 168, 184, 192, 207, 224, 229, 252, 276, 288, 322, 336, 368, 414, 448, 458, 483, 504, 552, 576, 644, 672, 687, 736, 828, 916, 966, 1008, 1104, 1288, 1344, 1374, 1449, 1472, 1603, 1656, 1832, 1932, 2016, 2061, 2208, 2576, 2748, 2898, 3206, 3312, 3664, 3864, 4032, 4122, 4416, 4809, 5152, 5267, 5496, 5796, 6412, 6624, 7328, 7728, 8244, 9618, 10304, 10534, 10992, 11592, 12824, 13248, 14427, 14656, 15456, 15801, 16488, 19236, 21068, 21984, 23184, 25648, 28854, 30912, 31602, 32976, 36869, 38472, 42136, 43968, 46368, 47403, 51296, 57708, 63204, 65952, 73738, 76944, 84272, 92736, 94806, 102592, 110607, 115416, 126408, 131904, 147476, 153888, 168544, 189612, 221214, 230832, 252816, 294952, 307776, 331821, 337088, 379224, 442428, 461664, 505632, 589904, 663642, 758448, 884856, 923328, 1011264, 1179808, 1327284, 1516896, 1769712, 2359616, 2654568, 3033792, 3539424, 5309136, 7078848, 10618272, 21236544]

約数ペア:

[(1, 21236544), (2, 10618272), (3, 7078848), (4, 5309136), (6, 3539424), (7, 3033792), (8, 2654568), (9, 2359616), (12, 1769712), (14, 1516896), (16, 1327284), (18, 1179808), (21, 1011264), (23, 923328), (24, 884856), (28, 758448), (32, 663642), (36, 589904), (42, 505632), (46, 461664), (48, 442428), (56, 379224), (63, 337088), (64, 331821), (69, 307776), (72, 294952), (84, 252816), (92, 230832), (96, 221214), (112, 189612), (126, 168544), (138, 153888), (144, 147476), (161, 131904), (168, 126408), (184, 115416), (192, 110607), (207, 102592), (224, 94806), (229, 92736), (252, 84272), (276, 76944), (288, 73738), (322, 65952), (336, 63204), (368, 57708), (414, 51296), (448, 47403), (458, 46368), (483, 43968), (504, 42136), (552, 38472), (576, 36869), (644, 32976), (672, 31602), (687, 30912), (736, 28854), (828, 25648), (916, 23184), (966, 21984), (1008, 21068), (1104, 19236), (1288, 16488), (1344, 15801), (1374, 15456), (1449, 14656), (1472, 14427), (1603, 13248), (1656, 12824), (1832, 11592), (1932, 10992), (2016, 10534), (2061, 10304), (2208, 9618), (2576, 8244), (2748, 7728), (2898, 7328), (3206, 6624), (3312, 6412), (3664, 5796), (3864, 5496), (4032, 5267), (4122, 5152), (4416, 4809)]