21735168

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1$

素因数の和:350

約数の個数: 144

約数和(自身を含む): 71425536

約数和(自身を除く): 49690368

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 64, 78, 84, 91, 96, 104, 112, 128, 156, 168, 182, 192, 208, 224, 256, 273, 311, 312, 336, 364, 384, 416, 448, 546, 622, 624, 672, 728, 768, 832, 896, 933, 1092, 1244, 1248, 1344, 1456, 1664, 1792, 1866, 2177, 2184, 2488, 2496, 2688, 2912, 3328, 3732, 4043, 4354, 4368, 4976, 4992, 5376, 5824, 6531, 7464, 8086, 8708, 8736, 9952, 9984, 11648, 12129, 13062, 14928, 16172, 17416, 17472, 19904, 23296, 24258, 26124, 28301, 29856, 32344, 34832, 34944, 39808, 48516, 52248, 56602, 59712, 64688, 69664, 69888, 79616, 84903, 97032, 104496, 113204, 119424, 129376, 139328, 169806, 194064, 208992, 226408, 238848, 258752, 278656, 339612, 388128, 417984, 452816, 517504, 557312, 679224, 776256, 835968, 905632, 1035008, 1358448, 1552512, 1671936, 1811264, 2716896, 3105024, 3622528, 5433792, 7245056, 10867584, 21735168]

約数ペア:

[(1, 21735168), (2, 10867584), (3, 7245056), (4, 5433792), (6, 3622528), (7, 3105024), (8, 2716896), (12, 1811264), (13, 1671936), (14, 1552512), (16, 1358448), (21, 1035008), (24, 905632), (26, 835968), (28, 776256), (32, 679224), (39, 557312), (42, 517504), (48, 452816), (52, 417984), (56, 388128), (64, 339612), (78, 278656), (84, 258752), (91, 238848), (96, 226408), (104, 208992), (112, 194064), (128, 169806), (156, 139328), (168, 129376), (182, 119424), (192, 113204), (208, 104496), (224, 97032), (256, 84903), (273, 79616), (311, 69888), (312, 69664), (336, 64688), (364, 59712), (384, 56602), (416, 52248), (448, 48516), (546, 39808), (622, 34944), (624, 34832), (672, 32344), (728, 29856), (768, 28301), (832, 26124), (896, 24258), (933, 23296), (1092, 19904), (1244, 17472), (1248, 17416), (1344, 16172), (1456, 14928), (1664, 13062), (1792, 12129), (1866, 11648), (2177, 9984), (2184, 9952), (2488, 8736), (2496, 8708), (2688, 8086), (2912, 7464), (3328, 6531), (3732, 5824), (4043, 5376), (4354, 4992), (4368, 4976)]