21037515240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{863609}}^1$

素因数の和:863659

約数の個数: 128

約数和(自身を含む): 74615904000

約数和(自身を除く): 53578388760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 56, 58, 60, 70, 84, 87, 105, 116, 120, 140, 145, 168, 174, 203, 210, 232, 280, 290, 348, 406, 420, 435, 580, 609, 696, 812, 840, 870, 1015, 1160, 1218, 1624, 1740, 2030, 2436, 3045, 3480, 4060, 4872, 6090, 8120, 12180, 24360, 863609, 1727218, 2590827, 3454436, 4318045, 5181654, 6045263, 6908872, 8636090, 10363308, 12090526, 12954135, 17272180, 18135789, 20726616, 24181052, 25044661, 25908270, 30226315, 34544360, 36271578, 48362104, 50089322, 51816540, 60452630, 72543156, 75133983, 90678945, 100178644, 103633080, 120905260, 125223305, 145086312, 150267966, 175312627, 181357890, 200357288, 241810520, 250446610, 300535932, 350625254, 362715780, 375669915, 500893220, 525937881, 601071864, 701250508, 725431560, 751339830, 876563135, 1001786440, 1051875762, 1402501016, 1502679660, 1753126270, 2103751524, 2629689405, 3005359320, 3506252540, 4207503048, 5259378810, 7012505080, 10518757620, 21037515240]

約数ペア:

[(1, 21037515240), (2, 10518757620), (3, 7012505080), (4, 5259378810), (5, 4207503048), (6, 3506252540), (7, 3005359320), (8, 2629689405), (10, 2103751524), (12, 1753126270), (14, 1502679660), (15, 1402501016), (20, 1051875762), (21, 1001786440), (24, 876563135), (28, 751339830), (29, 725431560), (30, 701250508), (35, 601071864), (40, 525937881), (42, 500893220), (56, 375669915), (58, 362715780), (60, 350625254), (70, 300535932), (84, 250446610), (87, 241810520), (105, 200357288), (116, 181357890), (120, 175312627), (140, 150267966), (145, 145086312), (168, 125223305), (174, 120905260), (203, 103633080), (210, 100178644), (232, 90678945), (280, 75133983), (290, 72543156), (348, 60452630), (406, 51816540), (420, 50089322), (435, 48362104), (580, 36271578), (609, 34544360), (696, 30226315), (812, 25908270), (840, 25044661), (870, 24181052), (1015, 20726616), (1160, 18135789), (1218, 17272180), (1624, 12954135), (1740, 12090526), (2030, 10363308), (2436, 8636090), (3045, 6908872), (3480, 6045263), (4060, 5181654), (4872, 4318045), (6090, 3454436), (8120, 2590827), (12180, 1727218), (24360, 863609)]