21519493632

素因数分解:

$2^9\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:173

約数の個数: 960

約数和(自身を含む): 83768805120

約数和(自身を除く): 62249311488

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 19, 21, 24, 26, 28, 32, 36, 37, 38, 39, 42, 48, 52, 56, 57, 63, 64, 72, 73, 74, 76, 78, 84, 91, 96, 104, 111, 112, 114, 117, 126, 128, 133, 144, 146, 148, 152, 156, 168, 171, 182, 192, 208, 219, 222, 224, 228, 234, 247, 252, 256, 259, 266, 273, 288, 292, 296, 304, 312, 333, 336, 342, 364, 384, 399, 416, 438, 444, 448, 456, 468, 481, 494, 504, 511, 512, 518, 532, 546, 576, 584, 592, 608, 624, 657, 666, 672, 684, 703, 728, 741, 768, 777, 798, 819, 832, 876, 888, 896, 912, 936, 949, 962, 988, 1008, 1022, 1036, 1064, 1092, 1152, 1168, 1184, 1197, 1216, 1248, 1314, 1332, 1344, 1368, 1387, 1406, 1443, 1456, 1482, 1533, 1536, 1554, 1596, 1638, 1664, 1729, 1752, 1776, 1792, 1824, 1872, 1898, 1924, 1976, 2016, 2044, 2072, 2109, 2128, 2184, 2223, 2304, 2331, 2336, 2368, 2394, 2432, 2496, 2628, 2664, 2688, 2701, 2736, 2774, 2812, 2847, 2886, 2912, 2964, 3066, 3108, 3192, 3276, 3328, 3367, 3458, 3504, 3552, 3584, 3648, 3744, 3796, 3848, 3952, 4032, 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約数ペア:

[(1, 21519493632), (2, 10759746816), (3, 7173164544), (4, 5379873408), (6, 3586582272), (7, 3074213376), (8, 2689936704), (9, 2391054848), (12, 1793291136), (13, 1655345664), (14, 1537106688), (16, 1344968352), (18, 1195527424), (19, 1132604928), (21, 1024737792), (24, 896645568), (26, 827672832), (28, 768553344), (32, 672484176), (36, 597763712), (37, 581607936), (38, 566302464), (39, 551781888), (42, 512368896), (48, 448322784), (52, 413836416), (56, 384276672), (57, 377534976), (63, 341579264), (64, 336242088), (72, 298881856), (73, 294787584), (74, 290803968), (76, 283151232), (78, 275890944), (84, 256184448), (91, 236477952), (96, 224161392), (104, 206918208), (111, 193869312), (112, 192138336), (114, 188767488), (117, 183927296), (126, 170789632), (128, 168121044), (133, 161800704), (144, 149440928), (146, 147393792), (148, 145401984), (152, 141575616), (156, 137945472), (168, 128092224), (171, 125844992), (182, 118238976), (192, 112080696), (208, 103459104), (219, 98262528), 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179968), (121212, 177536), (121472, 177156), (123136, 174762), (124488, 172864), (126217, 170496), (126464, 170163), (127946, 168192), (129648, 165984), (130816, 164502), (132608, 162279), (133152, 161616), (134976, 159432), (136656, 157472), (138528, 155344), (139776, 153957), (140452, 153216), (142272, 151256), (144248, 149184), (146224, 147168)]