21620797776

素因数分解:

$2^4\times 3^3\times {\mathrm{73}}^1\times {\mathrm{685591}}^1$

素因数の和:685681

約数の個数: 80

約数和(自身を含む): 62909921920

約数和(自身を除く): 41289124144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 73, 108, 144, 146, 216, 219, 292, 432, 438, 584, 657, 876, 1168, 1314, 1752, 1971, 2628, 3504, 3942, 5256, 7884, 10512, 15768, 31536, 685591, 1371182, 2056773, 2742364, 4113546, 5484728, 6170319, 8227092, 10969456, 12340638, 16454184, 18510957, 24681276, 32908368, 37021914, 49362552, 50048143, 74043828, 98725104, 100096286, 148087656, 150144429, 200192572, 296175312, 300288858, 400385144, 450433287, 600577716, 800770288, 900866574, 1201155432, 1351299861, 1801733148, 2402310864, 2702599722, 3603466296, 5405199444, 7206932592, 10810398888, 21620797776]

約数ペア:

[(1, 21620797776), (2, 10810398888), (3, 7206932592), (4, 5405199444), (6, 3603466296), (8, 2702599722), (9, 2402310864), (12, 1801733148), (16, 1351299861), (18, 1201155432), (24, 900866574), (27, 800770288), (36, 600577716), (48, 450433287), (54, 400385144), (72, 300288858), (73, 296175312), (108, 200192572), (144, 150144429), (146, 148087656), (216, 100096286), (219, 98725104), (292, 74043828), (432, 50048143), (438, 49362552), (584, 37021914), (657, 32908368), (876, 24681276), (1168, 18510957), (1314, 16454184), (1752, 12340638), (1971, 10969456), (2628, 8227092), (3504, 6170319), (3942, 5484728), (5256, 4113546), (7884, 2742364), (10512, 2056773), (15768, 1371182), (31536, 685591)]