21032005428

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{769}}^1$

素因数の和:1212

約数の個数: 240

約数和(自身を含む): 65114649600

約数和(自身を除く): 44082644172

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 54, 62, 63, 81, 84, 93, 108, 124, 126, 162, 186, 189, 217, 252, 279, 324, 372, 378, 389, 434, 558, 567, 651, 756, 769, 778, 837, 868, 1116, 1134, 1167, 1302, 1538, 1556, 1674, 1953, 2268, 2307, 2334, 2511, 2604, 2723, 3076, 3348, 3501, 3906, 4614, 4668, 5022, 5383, 5446, 5859, 6921, 7002, 7812, 8169, 9228, 10044, 10503, 10766, 10892, 11718, 12059, 13842, 14004, 16149, 16338, 17577, 20763, 21006, 21532, 23436, 23839, 24118, 24507, 27684, 31509, 32298, 32676, 35154, 36177, 41526, 42012, 47678, 48236, 48447, 49014, 62289, 63018, 64596, 70308, 71517, 72354, 73521, 83052, 84413, 95356, 96894, 98028, 108531, 124578, 126036, 143034, 144708, 145341, 147042, 166873, 168826, 193788, 214551, 217062, 220563, 249156, 253239, 286068, 290682, 294084, 299141, 325593, 333746, 337652, 429102, 434124, 436023, 441126, 500619, 506478, 581364, 598282, 643653, 651186, 667492, 759717, 858204, 872046, 882252, 897423, 976779, 1001238, 1012956, 1196564, 1287306, 1302372, 1501857, 1519434, 1744092, 1794846, 1930959, 1953558, 2002476, 2093987, 2279151, 2574612, 2692269, 3003714, 3038868, 3589692, 3861918, 3907116, 4187974, 4505571, 4558302, 5384538, 6007428, 6281961, 6837453, 7723836, 8076807, 8375948, 9011142, 9116604, 9273371, 10769076, 12563922, 13516713, 13674906, 16153614, 18022284, 18546742, 18845883, 24230421, 25127844, 27033426, 27349812, 27820113, 32307228, 37093484, 37691766, 48460842, 54066852, 55640226, 56537649, 64913597, 75383532, 83460339, 96921684, 111280452, 113075298, 129827194, 166920678, 169612947, 194740791, 226150596, 250381017, 259654388, 333841356, 339225894, 389481582, 500762034, 584222373, 678451788, 751143051, 778963164, 1001524068, 1168444746, 1502286102, 1752667119, 2336889492, 3004572204, 3505334238, 5258001357, 7010668476, 10516002714, 21032005428]

約数ペア:

[(1, 21032005428), (2, 10516002714), (3, 7010668476), (4, 5258001357), (6, 3505334238), (7, 3004572204), (9, 2336889492), (12, 1752667119), (14, 1502286102), (18, 1168444746), (21, 1001524068), (27, 778963164), (28, 751143051), (31, 678451788), (36, 584222373), (42, 500762034), (54, 389481582), (62, 339225894), (63, 333841356), (81, 259654388), (84, 250381017), (93, 226150596), (108, 194740791), (124, 169612947), (126, 166920678), (162, 129827194), (186, 113075298), (189, 111280452), (217, 96921684), (252, 83460339), (279, 75383532), (324, 64913597), (372, 56537649), (378, 55640226), (389, 54066852), (434, 48460842), (558, 37691766), (567, 37093484), (651, 32307228), (756, 27820113), (769, 27349812), (778, 27033426), (837, 25127844), (868, 24230421), (1116, 18845883), (1134, 18546742), (1167, 18022284), (1302, 16153614), (1538, 13674906), (1556, 13516713), (1674, 12563922), (1953, 10769076), (2268, 9273371), (2307, 9116604), (2334, 9011142), (2511, 8375948), (2604, 8076807), (2723, 7723836), (3076, 6837453), (3348, 6281961), (3501, 6007428), (3906, 5384538), (4614, 4558302), (4668, 4505571), (5022, 4187974), (5383, 3907116), (5446, 3861918), (5859, 3589692), (6921, 3038868), (7002, 3003714), (7812, 2692269), (8169, 2574612), (9228, 2279151), (10044, 2093987), (10503, 2002476), (10766, 1953558), (10892, 1930959), (11718, 1794846), (12059, 1744092), (13842, 1519434), (14004, 1501857), (16149, 1302372), (16338, 1287306), (17577, 1196564), (20763, 1012956), (21006, 1001238), (21532, 976779), (23436, 897423), (23839, 882252), (24118, 872046), (24507, 858204), (27684, 759717), (31509, 667492), (32298, 651186), (32676, 643653), (35154, 598282), (36177, 581364), (41526, 506478), (42012, 500619), (47678, 441126), (48236, 436023), (48447, 434124), (49014, 429102), (62289, 337652), (63018, 333746), (64596, 325593), (70308, 299141), (71517, 294084), (72354, 290682), (73521, 286068), (83052, 253239), (84413, 249156), (95356, 220563), (96894, 217062), (98028, 214551), (108531, 193788), (124578, 168826), (126036, 166873), (143034, 147042), (144708, 145341)]