21000966480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2243693}}^1$

素因数の和:2243725

約数の個数: 120

約数和(自身を含む): 75953529288

約数和(自身を除く): 54952562808

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 2243693, 4487386, 6731079, 8974772, 11218465, 13462158, 17949544, 20193237, 22436930, 26924316, 29168009, 33655395, 35899088, 40386474, 44873860, 53848632, 58336018, 67310790, 80772948, 87504027, 89747720, 100966185, 107697264, 116672036, 134621580, 145840045, 161545896, 175008054, 179495440, 201932370, 233344072, 262512081, 269243160, 291680090, 323091792, 350016108, 403864740, 437520135, 466688144, 525024162, 538486320, 583360180, 700032216, 807729480, 875040270, 1050048324, 1166720360, 1312560405, 1400064432, 1615458960, 1750080540, 2100096648, 2333440720, 2625120810, 3500161080, 4200193296, 5250241620, 7000322160, 10500483240, 21000966480]

約数ペア:

[(1, 21000966480), (2, 10500483240), (3, 7000322160), (4, 5250241620), (5, 4200193296), (6, 3500161080), (8, 2625120810), (9, 2333440720), (10, 2100096648), (12, 1750080540), (13, 1615458960), (15, 1400064432), (16, 1312560405), (18, 1166720360), (20, 1050048324), (24, 875040270), (26, 807729480), (30, 700032216), (36, 583360180), (39, 538486320), (40, 525024162), (45, 466688144), (48, 437520135), (52, 403864740), (60, 350016108), (65, 323091792), (72, 291680090), (78, 269243160), (80, 262512081), (90, 233344072), (104, 201932370), (117, 179495440), (120, 175008054), (130, 161545896), (144, 145840045), (156, 134621580), (180, 116672036), (195, 107697264), (208, 100966185), (234, 89747720), (240, 87504027), (260, 80772948), (312, 67310790), (360, 58336018), (390, 53848632), (468, 44873860), (520, 40386474), (585, 35899088), (624, 33655395), (720, 29168009), (780, 26924316), (936, 22436930), (1040, 20193237), (1170, 17949544), (1560, 13462158), (1872, 11218465), (2340, 8974772), (3120, 6731079), (4680, 4487386), (9360, 2243693)]