21034820352

素因数分解:

$2^8\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:169

約数の個数: 864

約数和(自身を含む): 77249464320

約数和(自身を除く): 56214643968

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 19, 21, 24, 26, 28, 31, 32, 38, 39, 42, 48, 49, 52, 56, 57, 62, 64, 73, 76, 78, 84, 91, 93, 96, 98, 104, 112, 114, 124, 128, 133, 146, 147, 152, 156, 168, 182, 186, 192, 196, 208, 217, 219, 224, 228, 247, 248, 256, 266, 273, 292, 294, 304, 312, 336, 364, 372, 384, 392, 399, 403, 416, 434, 438, 448, 456, 494, 496, 511, 532, 546, 584, 588, 589, 608, 624, 637, 651, 672, 728, 741, 744, 768, 784, 798, 806, 832, 868, 876, 896, 912, 931, 949, 988, 992, 1022, 1064, 1092, 1168, 1176, 1178, 1209, 1216, 1248, 1274, 1302, 1344, 1387, 1456, 1482, 1488, 1519, 1533, 1568, 1596, 1612, 1664, 1729, 1736, 1752, 1767, 1792, 1824, 1862, 1898, 1911, 1976, 1984, 2044, 2128, 2184, 2263, 2336, 2352, 2356, 2418, 2432, 2496, 2548, 2604, 2688, 2774, 2793, 2821, 2847, 2912, 2964, 2976, 3038, 3066, 3136, 3192, 3224, 3328, 3458, 3472, 3504, 3534, 3577, 3648, 3724, 3796, 3822, 3952, 3968, 4088, 4123, 4161, 4256, 4368, 4526, 4557, 4672, 4704, 4712, 4836, 4864, 4992, 5096, 5187, 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約数ペア:

[(1, 21034820352), (2, 10517410176), (3, 7011606784), (4, 5258705088), (6, 3505803392), (7, 3004974336), (8, 2629352544), (12, 1752901696), (13, 1618063104), (14, 1502487168), (16, 1314676272), (19, 1107095808), (21, 1001658112), (24, 876450848), (26, 809031552), (28, 751243584), (31, 678542592), (32, 657338136), (38, 553547904), (39, 539354368), (42, 500829056), (48, 438225424), (49, 429282048), (52, 404515776), (56, 375621792), (57, 369031936), (62, 339271296), (64, 328669068), (73, 288148224), (76, 276773952), (78, 269677184), (84, 250414528), (91, 231151872), (93, 226180864), (96, 219112712), (98, 214641024), (104, 202257888), (112, 187810896), (114, 184515968), (124, 169635648), (128, 164334534), (133, 158156544), (146, 144074112), (147, 143094016), (152, 138386976), (156, 134838592), (168, 125207264), (182, 115575936), (186, 113090432), (192, 109556356), (196, 107320512), (208, 101128944), (217, 96934656), (219, 96049408), (224, 93905448), (228, 92257984), (247, 85161216), (248, 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