21054264896

素因数分解:

$2^6\times 7^1\times {\mathrm{41}}^1\times {\mathrm{479}}^1\times {\mathrm{2393}}^1$

素因数の和:2932

約数の個数: 112

約数和(自身を含む): 49035248640

約数和(自身を除く): 27980983744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 64, 82, 112, 164, 224, 287, 328, 448, 479, 574, 656, 958, 1148, 1312, 1916, 2296, 2393, 2624, 3353, 3832, 4592, 4786, 6706, 7664, 9184, 9572, 13412, 15328, 16751, 18368, 19144, 19639, 26824, 30656, 33502, 38288, 39278, 53648, 67004, 76576, 78556, 98113, 107296, 134008, 137473, 153152, 157112, 196226, 214592, 268016, 274946, 314224, 392452, 536032, 549892, 628448, 686791, 784904, 1072064, 1099784, 1146247, 1256896, 1373582, 1569808, 2199568, 2292494, 2747164, 3139616, 4399136, 4584988, 5494328, 6279232, 8023729, 8798272, 9169976, 10988656, 16047458, 18339952, 21977312, 32094916, 36679904, 43954624, 46996127, 64189832, 73359808, 93992254, 128379664, 187984508, 256759328, 328972889, 375969016, 513518656, 657945778, 751938032, 1315891556, 1503876064, 2631783112, 3007752128, 5263566224, 10527132448, 21054264896]

約数ペア:

[(1, 21054264896), (2, 10527132448), (4, 5263566224), (7, 3007752128), (8, 2631783112), (14, 1503876064), (16, 1315891556), (28, 751938032), (32, 657945778), (41, 513518656), (56, 375969016), (64, 328972889), (82, 256759328), (112, 187984508), (164, 128379664), (224, 93992254), (287, 73359808), (328, 64189832), (448, 46996127), (479, 43954624), (574, 36679904), (656, 32094916), (958, 21977312), (1148, 18339952), (1312, 16047458), (1916, 10988656), (2296, 9169976), (2393, 8798272), (2624, 8023729), (3353, 6279232), (3832, 5494328), (4592, 4584988), (4786, 4399136), (6706, 3139616), (7664, 2747164), (9184, 2292494), (9572, 2199568), (13412, 1569808), (15328, 1373582), (16751, 1256896), (18368, 1146247), (19144, 1099784), (19639, 1072064), (26824, 784904), (30656, 686791), (33502, 628448), (38288, 549892), (39278, 536032), (53648, 392452), (67004, 314224), (76576, 274946), (78556, 268016), (98113, 214592), (107296, 196226), (134008, 157112), (137473, 153152)]