21226608

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:96

約数の個数: 240

約数和(自身を含む): 73120320

約数和(自身を除く): 51893712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 23, 24, 26, 29, 34, 36, 39, 46, 48, 51, 52, 58, 68, 69, 72, 78, 87, 92, 102, 104, 116, 117, 136, 138, 144, 153, 156, 174, 184, 204, 207, 208, 221, 232, 234, 261, 272, 276, 299, 306, 312, 348, 368, 377, 391, 408, 414, 442, 464, 468, 493, 522, 552, 598, 612, 624, 663, 667, 696, 754, 782, 816, 828, 884, 897, 936, 986, 1044, 1104, 1131, 1173, 1196, 1224, 1326, 1334, 1392, 1479, 1508, 1564, 1656, 1768, 1794, 1872, 1972, 1989, 2001, 2088, 2262, 2346, 2392, 2448, 2652, 2668, 2691, 2958, 3016, 3128, 3312, 3393, 3519, 3536, 3588, 3944, 3978, 4002, 4176, 4437, 4524, 4692, 4784, 5083, 5304, 5336, 5382, 5916, 6003, 6032, 6256, 6409, 6786, 7038, 7176, 7888, 7956, 8004, 8671, 8874, 9048, 9384, 10166, 10608, 10672, 10764, 11339, 11832, 12006, 12818, 13572, 14076, 14352, 15249, 15912, 16008, 17342, 17748, 18096, 18768, 19227, 20332, 21528, 22678, 23664, 24012, 25636, 26013, 27144, 28152, 30498, 31824, 32016, 34017, 34684, 35496, 38454, 40664, 43056, 45356, 45747, 48024, 51272, 52026, 54288, 56304, 57681, 60996, 68034, 69368, 70992, 76908, 78039, 81328, 90712, 91494, 96048, 102051, 102544, 104052, 115362, 121992, 136068, 138736, 147407, 153816, 156078, 181424, 182988, 204102, 208104, 230724, 243984, 272136, 294814, 307632, 312156, 365976, 408204, 416208, 442221, 461448, 544272, 589628, 624312, 731952, 816408, 884442, 922896, 1179256, 1248624, 1326663, 1632816, 1768884, 2358512, 2653326, 3537768, 5306652, 7075536, 10613304, 21226608]

約数ペア:

[(1, 21226608), (2, 10613304), (3, 7075536), (4, 5306652), (6, 3537768), (8, 2653326), (9, 2358512), (12, 1768884), (13, 1632816), (16, 1326663), (17, 1248624), (18, 1179256), (23, 922896), (24, 884442), (26, 816408), (29, 731952), (34, 624312), (36, 589628), (39, 544272), (46, 461448), (48, 442221), (51, 416208), (52, 408204), (58, 365976), (68, 312156), (69, 307632), (72, 294814), (78, 272136), (87, 243984), (92, 230724), (102, 208104), (104, 204102), (116, 182988), (117, 181424), (136, 156078), (138, 153816), (144, 147407), (153, 138736), (156, 136068), (174, 121992), (184, 115362), (204, 104052), (207, 102544), (208, 102051), (221, 96048), (232, 91494), (234, 90712), (261, 81328), (272, 78039), (276, 76908), (299, 70992), (306, 69368), (312, 68034), (348, 60996), (368, 57681), (377, 56304), (391, 54288), (408, 52026), (414, 51272), (442, 48024), (464, 45747), (468, 45356), (493, 43056), (522, 40664), (552, 38454), (598, 35496), (612, 34684), (624, 34017), (663, 32016), (667, 31824), (696, 30498), (754, 28152), (782, 27144), (816, 26013), (828, 25636), (884, 24012), (897, 23664), (936, 22678), (986, 21528), (1044, 20332), (1104, 19227), (1131, 18768), (1173, 18096), (1196, 17748), (1224, 17342), (1326, 16008), (1334, 15912), (1392, 15249), (1479, 14352), (1508, 14076), (1564, 13572), (1656, 12818), (1768, 12006), (1794, 11832), (1872, 11339), (1972, 10764), (1989, 10672), (2001, 10608), (2088, 10166), (2262, 9384), (2346, 9048), (2392, 8874), (2448, 8671), (2652, 8004), (2668, 7956), (2691, 7888), (2958, 7176), (3016, 7038), (3128, 6786), (3312, 6409), (3393, 6256), (3519, 6032), (3536, 6003), (3588, 5916), (3944, 5382), (3978, 5336), (4002, 5304), (4176, 5083), (4437, 4784), (4524, 4692)]