21517776

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{21347}}^1$

素因数の和:21368

約数の個数: 60

約数和(自身を含む): 68825952

約数和(自身を除く): 47308176

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 21347, 42694, 64041, 85388, 128082, 149429, 170776, 192123, 256164, 298858, 341552, 384246, 448287, 512328, 597716, 768492, 896574, 1024656, 1195432, 1344861, 1536984, 1793148, 2390864, 2689722, 3073968, 3586296, 5379444, 7172592, 10758888, 21517776]

約数ペア:

[(1, 21517776), (2, 10758888), (3, 7172592), (4, 5379444), (6, 3586296), (7, 3073968), (8, 2689722), (9, 2390864), (12, 1793148), (14, 1536984), (16, 1344861), (18, 1195432), (21, 1024656), (24, 896574), (28, 768492), (36, 597716), (42, 512328), (48, 448287), (56, 384246), (63, 341552), (72, 298858), (84, 256164), (112, 192123), (126, 170776), (144, 149429), (168, 128082), (252, 85388), (336, 64041), (504, 42694), (1008, 21347)]