21425544

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{6073}}^1$

素因数の和:6099

約数の個数: 72

約数和(自身を含む): 67512510

約数和(自身を除く): 46086966

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 6073, 12146, 18219, 24292, 36438, 42511, 48584, 54657, 72876, 85022, 109314, 127533, 145752, 170044, 218628, 255066, 297577, 340088, 382599, 437256, 510132, 595154, 765198, 892731, 1020264, 1190308, 1530396, 1785462, 2380616, 2678193, 3060792, 3570924, 5356386, 7141848, 10712772, 21425544]

約数ペア:

[(1, 21425544), (2, 10712772), (3, 7141848), (4, 5356386), (6, 3570924), (7, 3060792), (8, 2678193), (9, 2380616), (12, 1785462), (14, 1530396), (18, 1190308), (21, 1020264), (24, 892731), (28, 765198), (36, 595154), (42, 510132), (49, 437256), (56, 382599), (63, 340088), (72, 297577), (84, 255066), (98, 218628), (126, 170044), (147, 145752), (168, 127533), (196, 109314), (252, 85022), (294, 72876), (392, 54657), (441, 48584), (504, 42511), (588, 36438), (882, 24292), (1176, 18219), (1764, 12146), (3528, 6073)]