21444864

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{3989}}^1$

素因数の和:4015

約数の個数: 72

約数和(自身を含む): 65244480

約数和(自身を除く): 43799616

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 672, 768, 896, 1344, 1792, 2688, 3989, 5376, 7978, 11967, 15956, 23934, 27923, 31912, 47868, 55846, 63824, 83769, 95736, 111692, 127648, 167538, 191472, 223384, 255296, 335076, 382944, 446768, 510592, 670152, 765888, 893536, 1021184, 1340304, 1531776, 1787072, 2680608, 3063552, 3574144, 5361216, 7148288, 10722432, 21444864]

約数ペア:

[(1, 21444864), (2, 10722432), (3, 7148288), (4, 5361216), (6, 3574144), (7, 3063552), (8, 2680608), (12, 1787072), (14, 1531776), (16, 1340304), (21, 1021184), (24, 893536), (28, 765888), (32, 670152), (42, 510592), (48, 446768), (56, 382944), (64, 335076), (84, 255296), (96, 223384), (112, 191472), (128, 167538), (168, 127648), (192, 111692), (224, 95736), (256, 83769), (336, 63824), (384, 55846), (448, 47868), (672, 31912), (768, 27923), (896, 23934), (1344, 15956), (1792, 11967), (2688, 7978), (3989, 5376)]