21000974112

素因数分解:

$2^5\times 3^3\times {\mathrm{167}}^1\times {\mathrm{145549}}^1$

素因数の和:145735

約数の個数: 96

約数和(自身を含む): 61620048000

約数和(自身を除く): 40619073888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 167, 216, 288, 334, 432, 501, 668, 864, 1002, 1336, 1503, 2004, 2672, 3006, 4008, 4509, 5344, 6012, 8016, 9018, 12024, 16032, 18036, 24048, 36072, 48096, 72144, 144288, 145549, 291098, 436647, 582196, 873294, 1164392, 1309941, 1746588, 2328784, 2619882, 3493176, 3929823, 4657568, 5239764, 6986352, 7859646, 10479528, 13972704, 15719292, 20959056, 24306683, 31438584, 41918112, 48613366, 62877168, 72920049, 97226732, 125754336, 145840098, 194453464, 218760147, 291680196, 388906928, 437520294, 583360392, 656280441, 777813856, 875040588, 1166720784, 1312560882, 1750081176, 2333441568, 2625121764, 3500162352, 5250243528, 7000324704, 10500487056, 21000974112]

約数ペア:

[(1, 21000974112), (2, 10500487056), (3, 7000324704), (4, 5250243528), (6, 3500162352), (8, 2625121764), (9, 2333441568), (12, 1750081176), (16, 1312560882), (18, 1166720784), (24, 875040588), (27, 777813856), (32, 656280441), (36, 583360392), (48, 437520294), (54, 388906928), (72, 291680196), (96, 218760147), (108, 194453464), (144, 145840098), (167, 125754336), (216, 97226732), (288, 72920049), (334, 62877168), (432, 48613366), (501, 41918112), (668, 31438584), (864, 24306683), (1002, 20959056), (1336, 15719292), (1503, 13972704), (2004, 10479528), (2672, 7859646), (3006, 6986352), (4008, 5239764), (4509, 4657568), (5344, 3929823), (6012, 3493176), (8016, 2619882), (9018, 2328784), (12024, 1746588), (16032, 1309941), (18036, 1164392), (24048, 873294), (36072, 582196), (48096, 436647), (72144, 291098), (144288, 145549)]