21496945536

素因数分解:

$2^7\times 3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:148

約数の個数: 1024

約数和(自身を含む): 80372736000

約数和(自身を除く): 58875790464

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 17, 18, 22, 24, 27, 29, 31, 32, 33, 34, 36, 37, 44, 48, 51, 54, 58, 62, 64, 66, 68, 72, 74, 87, 88, 93, 96, 99, 102, 108, 111, 116, 124, 128, 132, 136, 144, 148, 153, 174, 176, 186, 187, 192, 198, 204, 216, 222, 232, 248, 261, 264, 272, 279, 288, 296, 297, 306, 319, 333, 341, 348, 352, 372, 374, 384, 396, 407, 408, 432, 444, 459, 464, 493, 496, 522, 527, 528, 544, 558, 561, 576, 592, 594, 612, 629, 638, 666, 682, 696, 704, 744, 748, 783, 792, 814, 816, 837, 864, 888, 899, 918, 928, 957, 986, 992, 999, 1023, 1044, 1054, 1056, 1073, 1088, 1116, 1122, 1147, 1152, 1184, 1188, 1221, 1224, 1258, 1276, 1332, 1364, 1392, 1408, 1479, 1488, 1496, 1566, 1581, 1584, 1628, 1632, 1674, 1683, 1728, 1776, 1798, 1836, 1856, 1887, 1914, 1972, 1984, 1998, 2046, 2088, 2108, 2112, 2146, 2176, 2232, 2244, 2294, 2368, 2376, 2442, 2448, 2516, 2552, 2664, 2697, 2728, 2784, 2871, 2958, 2976, 2992, 3069, 3132, 3162, 3168, 3219, 3256, 3264, 3348, 3366, 3441, 3456, 3552, 3596, 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約数ペア:

[(1, 21496945536), (2, 10748472768), (3, 7165648512), (4, 5374236384), (6, 3582824256), (8, 2687118192), (9, 2388549504), (11, 1954267776), (12, 1791412128), (16, 1343559096), (17, 1264526208), (18, 1194274752), (22, 977133888), (24, 895706064), (27, 796183168), (29, 741273984), (31, 693449856), (32, 671779548), (33, 651422592), (34, 632263104), (36, 597137376), (37, 580998528), (44, 488566944), (48, 447853032), (51, 421508736), (54, 398091584), (58, 370636992), (62, 346724928), (64, 335889774), (66, 325711296), (68, 316131552), (72, 298568688), (74, 290499264), (87, 247091328), (88, 244283472), (93, 231149952), (96, 223926516), (99, 217140864), (102, 210754368), (108, 199045792), (111, 193666176), (116, 185318496), (124, 173362464), (128, 167944887), (132, 162855648), (136, 158065776), (144, 149284344), (148, 145249632), (153, 140502912), (174, 123545664), (176, 122141736), (186, 115574976), (187, 114956928), (192, 111963258), (198, 108570432), (204, 105377184), (216, 99522896), (222, 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