21485655216

素因数分解:

$2^4\times 3^3\times {\mathrm{61}}^1\times {\mathrm{815333}}^1$

素因数の和:815411

約数の個数: 80

約数和(自身を含む): 62682877920

約数和(自身を除く): 41197222704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 61, 72, 108, 122, 144, 183, 216, 244, 366, 432, 488, 549, 732, 976, 1098, 1464, 1647, 2196, 2928, 3294, 4392, 6588, 8784, 13176, 26352, 815333, 1630666, 2445999, 3261332, 4891998, 6522664, 7337997, 9783996, 13045328, 14675994, 19567992, 22013991, 29351988, 39135984, 44027982, 49735313, 58703976, 88055964, 99470626, 117407952, 149205939, 176111928, 198941252, 298411878, 352223856, 397882504, 447617817, 596823756, 795765008, 895235634, 1193647512, 1342853451, 1790471268, 2387295024, 2685706902, 3580942536, 5371413804, 7161885072, 10742827608, 21485655216]

約数ペア:

[(1, 21485655216), (2, 10742827608), (3, 7161885072), (4, 5371413804), (6, 3580942536), (8, 2685706902), (9, 2387295024), (12, 1790471268), (16, 1342853451), (18, 1193647512), (24, 895235634), (27, 795765008), (36, 596823756), (48, 447617817), (54, 397882504), (61, 352223856), (72, 298411878), (108, 198941252), (122, 176111928), (144, 149205939), (183, 117407952), (216, 99470626), (244, 88055964), (366, 58703976), (432, 49735313), (488, 44027982), (549, 39135984), (732, 29351988), (976, 22013991), (1098, 19567992), (1464, 14675994), (1647, 13045328), (2196, 9783996), (2928, 7337997), (3294, 6522664), (4392, 4891998), (6588, 3261332), (8784, 2445999), (13176, 1630666), (26352, 815333)]