21101082120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{4021}}^1$

素因数の和:4197

約数の個数: 256

約数和(自身を含む): 72627667200

約数和(自身を除く): 51526585080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 43, 45, 54, 60, 72, 86, 90, 108, 113, 120, 129, 135, 172, 180, 215, 216, 226, 258, 270, 339, 344, 360, 387, 430, 452, 516, 540, 565, 645, 678, 774, 860, 904, 1017, 1032, 1080, 1130, 1161, 1290, 1356, 1548, 1695, 1720, 1935, 2034, 2260, 2322, 2580, 2712, 3051, 3096, 3390, 3870, 4021, 4068, 4520, 4644, 4859, 5085, 5160, 5805, 6102, 6780, 7740, 8042, 8136, 9288, 9718, 10170, 11610, 12063, 12204, 13560, 14577, 15255, 15480, 16084, 19436, 20105, 20340, 23220, 24126, 24295, 24408, 29154, 30510, 32168, 36189, 38872, 40210, 40680, 43731, 46440, 48252, 48590, 58308, 60315, 61020, 72378, 72885, 80420, 87462, 96504, 97180, 108567, 116616, 120630, 122040, 131193, 144756, 145770, 160840, 172903, 174924, 180945, 194360, 217134, 218655, 241260, 262386, 289512, 291540, 345806, 349848, 361890, 434268, 437310, 454373, 482520, 518709, 524772, 542835, 583080, 655965, 691612, 723780, 864515, 868536, 874620, 908746, 1037418, 1049544, 1085670, 1311930, 1363119, 1383224, 1447560, 1556127, 1729030, 1749240, 1817492, 2074836, 2171340, 2271865, 2593545, 2623860, 2726238, 3112254, 3458060, 3634984, 4089357, 4149672, 4342680, 4543730, 4668381, 5187090, 5247720, 5452476, 6224508, 6815595, 6916120, 7780635, 8178714, 9087460, 9336762, 10374180, 10904952, 12268071, 12449016, 13631190, 15561270, 16357428, 18174920, 18673524, 19538039, 20446785, 20748360, 23341905, 24536142, 27262380, 31122540, 32714856, 37347048, 39076078, 40893570, 46683810, 49072284, 54524760, 58614117, 61340355, 62245080, 78152156, 81787140, 93367620, 97690195, 98144568, 117228234, 122680710, 156304312, 163574280, 175842351, 186735240, 195380390, 234456468, 245361420, 293070585, 351684702, 390760780, 468912936, 490722840, 527527053, 586141170, 703369404, 781521560, 879211755, 1055054106, 1172282340, 1406738808, 1758423510, 2110108212, 2344564680, 2637635265, 3516847020, 4220216424, 5275270530, 7033694040, 10550541060, 21101082120]

約数ペア:

[(1, 21101082120), (2, 10550541060), (3, 7033694040), (4, 5275270530), (5, 4220216424), (6, 3516847020), (8, 2637635265), (9, 2344564680), (10, 2110108212), (12, 1758423510), (15, 1406738808), (18, 1172282340), (20, 1055054106), (24, 879211755), (27, 781521560), (30, 703369404), (36, 586141170), (40, 527527053), (43, 490722840), (45, 468912936), (54, 390760780), (60, 351684702), (72, 293070585), (86, 245361420), (90, 234456468), (108, 195380390), (113, 186735240), (120, 175842351), (129, 163574280), (135, 156304312), (172, 122680710), (180, 117228234), (215, 98144568), (216, 97690195), (226, 93367620), (258, 81787140), (270, 78152156), (339, 62245080), (344, 61340355), (360, 58614117), (387, 54524760), (430, 49072284), (452, 46683810), (516, 40893570), (540, 39076078), (565, 37347048), (645, 32714856), (678, 31122540), (774, 27262380), (860, 24536142), (904, 23341905), (1017, 20748360), (1032, 20446785), (1080, 19538039), (1130, 18673524), (1161, 18174920), (1290, 16357428), (1356, 15561270), (1548, 13631190), (1695, 12449016), (1720, 12268071), (1935, 10904952), (2034, 10374180), (2260, 9336762), (2322, 9087460), (2580, 8178714), (2712, 7780635), (3051, 6916120), (3096, 6815595), (3390, 6224508), (3870, 5452476), (4021, 5247720), (4068, 5187090), (4520, 4668381), (4644, 4543730), (4859, 4342680), (5085, 4149672), (5160, 4089357), (5805, 3634984), (6102, 3458060), (6780, 3112254), (7740, 2726238), (8042, 2623860), (8136, 2593545), (9288, 2271865), (9718, 2171340), (10170, 2074836), (11610, 1817492), (12063, 1749240), (12204, 1729030), (13560, 1556127), (14577, 1447560), (15255, 1383224), (15480, 1363119), (16084, 1311930), (19436, 1085670), (20105, 1049544), (20340, 1037418), (23220, 908746), (24126, 874620), (24295, 868536), (24408, 864515), (29154, 723780), (30510, 691612), (32168, 655965), (36189, 583080), (38872, 542835), (40210, 524772), (40680, 518709), (43731, 482520), (46440, 454373), (48252, 437310), (48590, 434268), (58308, 361890), (60315, 349848), (61020, 345806), (72378, 291540), (72885, 289512), (80420, 262386), (87462, 241260), (96504, 218655), (97180, 217134), (108567, 194360), (116616, 180945), (120630, 174924), (122040, 172903), (131193, 160840), (144756, 145770)]