21051069840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1008193}}^1$

素因数の和:1008241

約数の個数: 120

約数和(自身を含む): 73134392760

約数和(自身を除く): 52083322920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 116, 120, 144, 145, 174, 180, 232, 240, 261, 290, 348, 360, 435, 464, 522, 580, 696, 720, 870, 1044, 1160, 1305, 1392, 1740, 2088, 2320, 2610, 3480, 4176, 5220, 6960, 10440, 20880, 1008193, 2016386, 3024579, 4032772, 5040965, 6049158, 8065544, 9073737, 10081930, 12098316, 15122895, 16131088, 18147474, 20163860, 24196632, 29237597, 30245790, 36294948, 40327720, 45368685, 48393264, 58475194, 60491580, 72589896, 80655440, 87712791, 90737370, 116950388, 120983160, 145179792, 146187985, 175425582, 181474740, 233900776, 241966320, 263138373, 292375970, 350851164, 362949480, 438563955, 467801552, 526276746, 584751940, 701702328, 725898960, 877127910, 1052553492, 1169503880, 1315691865, 1403404656, 1754255820, 2105106984, 2339007760, 2631383730, 3508511640, 4210213968, 5262767460, 7017023280, 10525534920, 21051069840]

約数ペア:

[(1, 21051069840), (2, 10525534920), (3, 7017023280), (4, 5262767460), (5, 4210213968), (6, 3508511640), (8, 2631383730), (9, 2339007760), (10, 2105106984), (12, 1754255820), (15, 1403404656), (16, 1315691865), (18, 1169503880), (20, 1052553492), (24, 877127910), (29, 725898960), (30, 701702328), (36, 584751940), (40, 526276746), (45, 467801552), (48, 438563955), (58, 362949480), (60, 350851164), (72, 292375970), (80, 263138373), (87, 241966320), (90, 233900776), (116, 181474740), (120, 175425582), (144, 146187985), (145, 145179792), (174, 120983160), (180, 116950388), (232, 90737370), (240, 87712791), (261, 80655440), (290, 72589896), (348, 60491580), (360, 58475194), (435, 48393264), (464, 45368685), (522, 40327720), (580, 36294948), (696, 30245790), (720, 29237597), (870, 24196632), (1044, 20163860), (1160, 18147474), (1305, 16131088), (1392, 15122895), (1740, 12098316), (2088, 10081930), (2320, 9073737), (2610, 8065544), (3480, 6049158), (4176, 5040965), (5220, 4032772), (6960, 3024579), (10440, 2016386), (20880, 1008193)]