21172032

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:173

約数の個数: 168

約数和(自身を含む): 71323200

約数和(自身を除く): 50151168

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 59, 63, 64, 72, 84, 89, 96, 112, 118, 126, 144, 168, 177, 178, 192, 224, 236, 252, 267, 288, 336, 354, 356, 413, 448, 472, 504, 531, 534, 576, 623, 672, 708, 712, 801, 826, 944, 1008, 1062, 1068, 1239, 1246, 1344, 1416, 1424, 1602, 1652, 1869, 1888, 2016, 2124, 2136, 2478, 2492, 2832, 2848, 3204, 3304, 3717, 3738, 3776, 4032, 4248, 4272, 4956, 4984, 5251, 5607, 5664, 5696, 6408, 6608, 7434, 7476, 8496, 8544, 9912, 9968, 10502, 11214, 11328, 12816, 13216, 14868, 14952, 15753, 16992, 17088, 19824, 19936, 21004, 22428, 25632, 26432, 29736, 29904, 31506, 33984, 36757, 39648, 39872, 42008, 44856, 47259, 51264, 59472, 59808, 63012, 73514, 79296, 84016, 89712, 94518, 110271, 118944, 119616, 126024, 147028, 168032, 179424, 189036, 220542, 237888, 252048, 294056, 330813, 336064, 358848, 378072, 441084, 504096, 588112, 661626, 756144, 882168, 1008192, 1176224, 1323252, 1512288, 1764336, 2352448, 2646504, 3024576, 3528672, 5293008, 7057344, 10586016, 21172032]

約数ペア:

[(1, 21172032), (2, 10586016), (3, 7057344), (4, 5293008), (6, 3528672), (7, 3024576), (8, 2646504), (9, 2352448), (12, 1764336), (14, 1512288), (16, 1323252), (18, 1176224), (21, 1008192), (24, 882168), (28, 756144), (32, 661626), (36, 588112), (42, 504096), (48, 441084), (56, 378072), (59, 358848), (63, 336064), (64, 330813), (72, 294056), (84, 252048), (89, 237888), (96, 220542), (112, 189036), (118, 179424), (126, 168032), (144, 147028), (168, 126024), (177, 119616), (178, 118944), (192, 110271), (224, 94518), (236, 89712), (252, 84016), (267, 79296), (288, 73514), (336, 63012), (354, 59808), (356, 59472), (413, 51264), (448, 47259), (472, 44856), (504, 42008), (531, 39872), (534, 39648), (576, 36757), (623, 33984), (672, 31506), (708, 29904), (712, 29736), (801, 26432), (826, 25632), (944, 22428), (1008, 21004), (1062, 19936), (1068, 19824), (1239, 17088), (1246, 16992), (1344, 15753), (1416, 14952), (1424, 14868), (1602, 13216), (1652, 12816), (1869, 11328), (1888, 11214), (2016, 10502), (2124, 9968), (2136, 9912), (2478, 8544), (2492, 8496), (2832, 7476), (2848, 7434), (3204, 6608), (3304, 6408), (3717, 5696), (3738, 5664), (3776, 5607), (4032, 5251), (4248, 4984), (4272, 4956)]