21000906360

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{93637}}^1$

素因数の和:93750

約数の個数: 192

約数和(自身を含む): 78880651200

約数和(自身を除く): 57879744840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 89, 90, 105, 120, 126, 140, 168, 178, 180, 210, 252, 267, 280, 315, 356, 360, 420, 445, 504, 534, 623, 630, 712, 801, 840, 890, 1068, 1246, 1260, 1335, 1602, 1780, 1869, 2136, 2492, 2520, 2670, 3115, 3204, 3560, 3738, 4005, 4984, 5340, 5607, 6230, 6408, 7476, 8010, 9345, 10680, 11214, 12460, 14952, 16020, 18690, 22428, 24920, 28035, 32040, 37380, 44856, 56070, 74760, 93637, 112140, 187274, 224280, 280911, 374548, 468185, 561822, 655459, 749096, 842733, 936370, 1123644, 1310918, 1404555, 1685466, 1872740, 1966377, 2247288, 2621836, 2809110, 3277295, 3370932, 3745480, 3932754, 4213665, 5243672, 5618220, 5899131, 6554590, 6741864, 7865508, 8333693, 8427330, 9831885, 11236440, 11798262, 13109180, 15731016, 16667386, 16854660, 19663770, 23596524, 25001079, 26218360, 29495655, 33334772, 33709320, 39327540, 41668465, 47193048, 50002158, 58335851, 58991310, 66669544, 75003237, 78655080, 83336930, 100004316, 116671702, 117982620, 125005395, 150006474, 166673860, 175007553, 200008632, 233343404, 235965240, 250010790, 291679255, 300012948, 333347720, 350015106, 375016185, 466686808, 500021580, 525022659, 583358510, 600025896, 700030212, 750032370, 875037765, 1000043160, 1050045318, 1166717020, 1400060424, 1500064740, 1750075530, 2100090636, 2333434040, 2625113295, 3000129480, 3500151060, 4200181272, 5250226590, 7000302120, 10500453180, 21000906360]

約数ペア:

[(1, 21000906360), (2, 10500453180), (3, 7000302120), (4, 5250226590), (5, 4200181272), (6, 3500151060), (7, 3000129480), (8, 2625113295), (9, 2333434040), (10, 2100090636), (12, 1750075530), (14, 1500064740), (15, 1400060424), (18, 1166717020), (20, 1050045318), (21, 1000043160), (24, 875037765), (28, 750032370), (30, 700030212), (35, 600025896), (36, 583358510), (40, 525022659), (42, 500021580), (45, 466686808), (56, 375016185), (60, 350015106), (63, 333347720), (70, 300012948), (72, 291679255), (84, 250010790), (89, 235965240), (90, 233343404), (105, 200008632), (120, 175007553), (126, 166673860), (140, 150006474), (168, 125005395), (178, 117982620), (180, 116671702), (210, 100004316), (252, 83336930), (267, 78655080), (280, 75003237), (315, 66669544), (356, 58991310), (360, 58335851), (420, 50002158), (445, 47193048), (504, 41668465), (534, 39327540), (623, 33709320), (630, 33334772), (712, 29495655), (801, 26218360), (840, 25001079), (890, 23596524), (1068, 19663770), (1246, 16854660), (1260, 16667386), (1335, 15731016), (1602, 13109180), (1780, 11798262), (1869, 11236440), (2136, 9831885), (2492, 8427330), (2520, 8333693), (2670, 7865508), (3115, 6741864), (3204, 6554590), (3560, 5899131), (3738, 5618220), (4005, 5243672), (4984, 4213665), (5340, 3932754), (5607, 3745480), (6230, 3370932), (6408, 3277295), (7476, 2809110), (8010, 2621836), (9345, 2247288), (10680, 1966377), (11214, 1872740), (12460, 1685466), (14952, 1404555), (16020, 1310918), (18690, 1123644), (22428, 936370), (24920, 842733), (28035, 749096), (32040, 655459), (37380, 561822), (44856, 468185), (56070, 374548), (74760, 280911), (93637, 224280), (112140, 187274)]