21921517191168

素因数分解:

$2^{14}\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{3889}}^1$

素因数の和:4100

約数の個数: 720

約数和(自身を含む): 74659017072640

約数和(自身を除く): 52737499881472

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 43, 48, 56, 63, 64, 72, 84, 86, 96, 112, 126, 127, 128, 129, 144, 168, 172, 192, 224, 252, 254, 256, 258, 288, 301, 336, 344, 381, 384, 387, 448, 504, 508, 512, 516, 576, 602, 672, 688, 762, 768, 774, 889, 896, 903, 1008, 1016, 1024, 1032, 1143, 1152, 1204, 1344, 1376, 1524, 1536, 1548, 1778, 1792, 1806, 2016, 2032, 2048, 2064, 2286, 2304, 2408, 2667, 2688, 2709, 2752, 3048, 3072, 3096, 3556, 3584, 3612, 3889, 4032, 4064, 4096, 4128, 4572, 4608, 4816, 5334, 5376, 5418, 5461, 5504, 6096, 6144, 6192, 7112, 7168, 7224, 7778, 8001, 8064, 8128, 8192, 8256, 9144, 9216, 9632, 10668, 10752, 10836, 10922, 11008, 11667, 12192, 12288, 12384, 14224, 14336, 14448, 15556, 16002, 16128, 16256, 16383, 16384, 16512, 18288, 18432, 19264, 21336, 21504, 21672, 21844, 22016, 23334, 24384, 24576, 24768, 27223, 28448, 28672, 28896, 31112, 32004, 32256, 32512, 32766, 33024, 35001, 36576, 36864, 38227, 38528, 42672, 43008, 43344, 43688, 44032, 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約数ペア:

[(1, 21921517191168), (2, 10960758595584), (3, 7307172397056), (4, 5480379297792), (6, 3653586198528), (7, 3131645313024), (8, 2740189648896), (9, 2435724132352), (12, 1826793099264), (14, 1565822656512), (16, 1370094824448), (18, 1217862066176), (21, 1043881771008), (24, 913396549632), (28, 782911328256), (32, 685047412224), (36, 608931033088), (42, 521940885504), (43, 509802725376), (48, 456698274816), (56, 391455664128), (63, 347960590336), (64, 342523706112), (72, 304465516544), (84, 260970442752), (86, 254901362688), (96, 228349137408), (112, 195727832064), (126, 173980295168), (127, 172610371584), (128, 171261853056), (129, 169934241792), (144, 152232758272), (168, 130485221376), (172, 127450681344), (192, 114174568704), (224, 97863916032), (252, 86990147584), (254, 86305185792), (256, 85630926528), (258, 84967120896), (288, 76116379136), (301, 72828960768), (336, 65242610688), (344, 63725340672), (381, 57536790528), (384, 57087284352), (387, 56644747264), (448, 48931958016), 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