21517596072

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{216719}}^1$

素因数の和:216935

約数の個数: 96

約数和(自身を含む): 66940473600

約数和(自身を除く): 45422877528

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 197, 252, 394, 504, 591, 788, 1182, 1379, 1576, 1773, 2364, 2758, 3546, 4137, 4728, 5516, 7092, 8274, 11032, 12411, 14184, 16548, 24822, 33096, 49644, 99288, 216719, 433438, 650157, 866876, 1300314, 1517033, 1733752, 1950471, 2600628, 3034066, 3900942, 4551099, 5201256, 6068132, 7801884, 9102198, 12136264, 13653297, 15603768, 18204396, 27306594, 36408792, 42693643, 54613188, 85387286, 109226376, 128080929, 170774572, 256161858, 298855501, 341549144, 384242787, 512323716, 597711002, 768485574, 896566503, 1024647432, 1195422004, 1536971148, 1793133006, 2390844008, 2689699509, 3073942296, 3586266012, 5379399018, 7172532024, 10758798036, 21517596072]

約数ペア:

[(1, 21517596072), (2, 10758798036), (3, 7172532024), (4, 5379399018), (6, 3586266012), (7, 3073942296), (8, 2689699509), (9, 2390844008), (12, 1793133006), (14, 1536971148), (18, 1195422004), (21, 1024647432), (24, 896566503), (28, 768485574), (36, 597711002), (42, 512323716), (56, 384242787), (63, 341549144), (72, 298855501), (84, 256161858), (126, 170774572), (168, 128080929), (197, 109226376), (252, 85387286), (394, 54613188), (504, 42693643), (591, 36408792), (788, 27306594), (1182, 18204396), (1379, 15603768), (1576, 13653297), (1773, 12136264), (2364, 9102198), (2758, 7801884), (3546, 6068132), (4137, 5201256), (4728, 4551099), (5516, 3900942), (7092, 3034066), (8274, 2600628), (11032, 1950471), (12411, 1733752), (14184, 1517033), (16548, 1300314), (24822, 866876), (33096, 650157), (49644, 433438), (99288, 216719)]