21385419552

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{207997}}^1$

素因数の和:208040

約数の個数: 192

約数和(自身を含む): 75478314240

約数和(自身を除く): 54092894688

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 27, 28, 32, 34, 36, 42, 48, 51, 54, 56, 63, 68, 72, 84, 96, 102, 108, 112, 119, 126, 136, 144, 153, 168, 189, 204, 216, 224, 238, 252, 272, 288, 306, 336, 357, 378, 408, 432, 459, 476, 504, 544, 612, 672, 714, 756, 816, 864, 918, 952, 1008, 1071, 1224, 1428, 1512, 1632, 1836, 1904, 2016, 2142, 2448, 2856, 3024, 3213, 3672, 3808, 4284, 4896, 5712, 6048, 6426, 7344, 8568, 11424, 12852, 14688, 17136, 25704, 34272, 51408, 102816, 207997, 415994, 623991, 831988, 1247982, 1455979, 1663976, 1871973, 2495964, 2911958, 3327952, 3535949, 3743946, 4367937, 4991928, 5615919, 5823916, 6655904, 7071898, 7487892, 8735874, 9983856, 10607847, 11231838, 11647832, 13103811, 14143796, 14975784, 17471748, 19967712, 21215694, 22463676, 23295664, 24751643, 26207622, 28287592, 29951568, 31823541, 34943496, 39311433, 42431388, 44927352, 46591328, 49503286, 52415244, 56575184, 59903136, 63647082, 69886992, 74254929, 78622866, 84862776, 89854704, 95470623, 99006572, 104830488, 113150368, 127294164, 139773984, 148509858, 157245732, 169725552, 179709408, 190941246, 198013144, 209660976, 222764787, 254588328, 297019716, 314491464, 339451104, 381882492, 396026288, 419321952, 445529574, 509176656, 594039432, 628982928, 668294361, 763764984, 792052576, 891059148, 1018353312, 1188078864, 1257965856, 1336588722, 1527529968, 1782118296, 2376157728, 2673177444, 3055059936, 3564236592, 5346354888, 7128473184, 10692709776, 21385419552]

約数ペア:

[(1, 21385419552), (2, 10692709776), (3, 7128473184), (4, 5346354888), (6, 3564236592), (7, 3055059936), (8, 2673177444), (9, 2376157728), (12, 1782118296), (14, 1527529968), (16, 1336588722), (17, 1257965856), (18, 1188078864), (21, 1018353312), (24, 891059148), (27, 792052576), (28, 763764984), (32, 668294361), (34, 628982928), (36, 594039432), (42, 509176656), (48, 445529574), (51, 419321952), (54, 396026288), (56, 381882492), (63, 339451104), (68, 314491464), (72, 297019716), (84, 254588328), (96, 222764787), (102, 209660976), (108, 198013144), (112, 190941246), (119, 179709408), (126, 169725552), (136, 157245732), (144, 148509858), (153, 139773984), (168, 127294164), (189, 113150368), (204, 104830488), (216, 99006572), (224, 95470623), (238, 89854704), (252, 84862776), (272, 78622866), (288, 74254929), (306, 69886992), (336, 63647082), (357, 59903136), (378, 56575184), (408, 52415244), (432, 49503286), (459, 46591328), (476, 44927352), (504, 42431388), (544, 39311433), (612, 34943496), (672, 31823541), (714, 29951568), (756, 28287592), (816, 26207622), (864, 24751643), (918, 23295664), (952, 22463676), (1008, 21215694), (1071, 19967712), (1224, 17471748), (1428, 14975784), (1512, 14143796), (1632, 13103811), (1836, 11647832), (1904, 11231838), (2016, 10607847), (2142, 9983856), (2448, 8735874), (2856, 7487892), (3024, 7071898), (3213, 6655904), (3672, 5823916), (3808, 5615919), (4284, 4991928), (4896, 4367937), (5712, 3743946), (6048, 3535949), (6426, 3327952), (7344, 2911958), (8568, 2495964), (11424, 1871973), (12852, 1663976), (14688, 1455979), (17136, 1247982), (25704, 831988), (34272, 623991), (51408, 415994), (102816, 207997)]