21138687612

素因数分解:

$2^2\times 3^6\times 7^2\times {\mathrm{337}}^1\times {\mathrm{439}}^1$

素因数の和:812

約数の個数: 252

約数和(自身を含む): 64857833040

約数和(自身を除く): 43719145428

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 243, 252, 294, 324, 337, 378, 439, 441, 486, 567, 588, 674, 729, 756, 878, 882, 972, 1011, 1134, 1317, 1323, 1348, 1458, 1701, 1756, 1764, 2022, 2268, 2359, 2634, 2646, 2916, 3033, 3073, 3402, 3951, 3969, 4044, 4718, 5103, 5268, 5292, 6066, 6146, 6804, 7077, 7902, 7938, 9099, 9219, 9436, 10206, 11853, 11907, 12132, 12292, 14154, 15804, 15876, 16513, 18198, 18438, 20412, 21231, 21511, 23706, 23814, 27297, 27657, 28308, 33026, 35559, 35721, 36396, 36876, 42462, 43022, 47412, 47628, 49539, 54594, 55314, 63693, 64533, 66052, 71118, 71442, 81891, 82971, 84924, 86044, 99078, 106677, 109188, 110628, 127386, 129066, 142236, 142884, 147943, 148617, 163782, 165942, 191079, 193599, 198156, 213354, 245673, 248913, 254772, 258132, 295886, 297234, 320031, 327564, 331884, 382158, 387198, 426708, 443829, 445851, 491346, 497826, 573237, 580797, 591772, 594468, 640062, 746739, 764316, 774396, 887658, 891702, 982692, 995652, 1035601, 1146474, 1161594, 1280124, 1331487, 1337553, 1493478, 1719711, 1742391, 1775316, 1783404, 2071202, 2240217, 2292948, 2323188, 2662974, 2675106, 2986956, 3106803, 3439422, 3484782, 3994461, 4012659, 4142404, 4480434, 5227173, 5325948, 5350212, 6213606, 6878844, 6969564, 7249207, 7988922, 8025318, 8960868, 9320409, 10454346, 11983383, 12037977, 12427212, 14498414, 15681519, 15977844, 16050636, 18640818, 20908692, 21747621, 23966766, 24075954, 27961227, 28996828, 31363038, 35950149, 37281636, 43495242, 47933532, 48151908, 55922454, 62726076, 65242863, 71900298, 83883681, 86990484, 107850447, 111844908, 130485726, 143800596, 167767362, 195728589, 215700894, 251651043, 260971452, 335534724, 391457178, 431401788, 503302086, 587185767, 754953129, 782914356, 1006604172, 1174371534, 1509906258, 1761557301, 2348743068, 3019812516, 3523114602, 5284671903, 7046229204, 10569343806, 21138687612]

約数ペア:

[(1, 21138687612), (2, 10569343806), (3, 7046229204), (4, 5284671903), (6, 3523114602), (7, 3019812516), (9, 2348743068), (12, 1761557301), (14, 1509906258), (18, 1174371534), (21, 1006604172), (27, 782914356), (28, 754953129), (36, 587185767), (42, 503302086), (49, 431401788), (54, 391457178), (63, 335534724), (81, 260971452), (84, 251651043), (98, 215700894), (108, 195728589), (126, 167767362), (147, 143800596), (162, 130485726), (189, 111844908), (196, 107850447), (243, 86990484), (252, 83883681), (294, 71900298), (324, 65242863), (337, 62726076), (378, 55922454), (439, 48151908), (441, 47933532), (486, 43495242), (567, 37281636), (588, 35950149), (674, 31363038), (729, 28996828), (756, 27961227), (878, 24075954), (882, 23966766), (972, 21747621), (1011, 20908692), (1134, 18640818), (1317, 16050636), (1323, 15977844), (1348, 15681519), (1458, 14498414), (1701, 12427212), (1756, 12037977), (1764, 11983383), (2022, 10454346), (2268, 9320409), (2359, 8960868), (2634, 8025318), (2646, 7988922), (2916, 7249207), (3033, 6969564), (3073, 6878844), (3402, 6213606), (3951, 5350212), (3969, 5325948), (4044, 5227173), (4718, 4480434), (5103, 4142404), (5268, 4012659), (5292, 3994461), (6066, 3484782), (6146, 3439422), (6804, 3106803), (7077, 2986956), (7902, 2675106), (7938, 2662974), (9099, 2323188), (9219, 2292948), (9436, 2240217), (10206, 2071202), (11853, 1783404), (11907, 1775316), (12132, 1742391), (12292, 1719711), (14154, 1493478), (15804, 1337553), (15876, 1331487), (16513, 1280124), (18198, 1161594), (18438, 1146474), (20412, 1035601), (21231, 995652), (21511, 982692), (23706, 891702), (23814, 887658), (27297, 774396), (27657, 764316), (28308, 746739), (33026, 640062), (35559, 594468), (35721, 591772), (36396, 580797), (36876, 573237), (42462, 497826), (43022, 491346), (47412, 445851), (47628, 443829), (49539, 426708), (54594, 387198), (55314, 382158), (63693, 331884), (64533, 327564), (66052, 320031), (71118, 297234), (71442, 295886), (81891, 258132), (82971, 254772), (84924, 248913), (86044, 245673), (99078, 213354), (106677, 198156), (109188, 193599), (110628, 191079), (127386, 165942), (129066, 163782), (142236, 148617), (142884, 147943)]