21555576

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2251}}^1$

素因数の和:2289

約数の個数: 96

約数和(自身を含む): 70262400

約数和(自身を除く): 48706824

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 56, 57, 63, 72, 76, 84, 114, 126, 133, 152, 168, 171, 228, 252, 266, 342, 399, 456, 504, 532, 684, 798, 1064, 1197, 1368, 1596, 2251, 2394, 3192, 4502, 4788, 6753, 9004, 9576, 13506, 15757, 18008, 20259, 27012, 31514, 40518, 42769, 47271, 54024, 63028, 81036, 85538, 94542, 126056, 128307, 141813, 162072, 171076, 189084, 256614, 283626, 299383, 342152, 378168, 384921, 513228, 567252, 598766, 769842, 898149, 1026456, 1134504, 1197532, 1539684, 1796298, 2395064, 2694447, 3079368, 3592596, 5388894, 7185192, 10777788, 21555576]

約数ペア:

[(1, 21555576), (2, 10777788), (3, 7185192), (4, 5388894), (6, 3592596), (7, 3079368), (8, 2694447), (9, 2395064), (12, 1796298), (14, 1539684), (18, 1197532), (19, 1134504), (21, 1026456), (24, 898149), (28, 769842), (36, 598766), (38, 567252), (42, 513228), (56, 384921), (57, 378168), (63, 342152), (72, 299383), (76, 283626), (84, 256614), (114, 189084), (126, 171076), (133, 162072), (152, 141813), (168, 128307), (171, 126056), (228, 94542), (252, 85538), (266, 81036), (342, 63028), (399, 54024), (456, 47271), (504, 42769), (532, 40518), (684, 31514), (798, 27012), (1064, 20259), (1197, 18008), (1368, 15757), (1596, 13506), (2251, 9576), (2394, 9004), (3192, 6753), (4502, 4788)]