21084487680

素因数分解:

$2^{14}\times 3^1\times 5^1\times {\mathrm{85793}}^1$

素因数の和:85829

約数の個数: 120

約数和(自身を含む): 67469087952

約数和(自身を除く): 46384600272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2048, 2560, 3072, 3840, 4096, 5120, 6144, 7680, 8192, 10240, 12288, 15360, 16384, 20480, 24576, 30720, 40960, 49152, 61440, 81920, 85793, 122880, 171586, 245760, 257379, 343172, 428965, 514758, 686344, 857930, 1029516, 1286895, 1372688, 1715860, 2059032, 2573790, 2745376, 3431720, 4118064, 5147580, 5490752, 6863440, 8236128, 10295160, 10981504, 13726880, 16472256, 20590320, 21963008, 27453760, 32944512, 41180640, 43926016, 54907520, 65889024, 82361280, 87852032, 109815040, 131778048, 164722560, 175704064, 219630080, 263556096, 329445120, 351408128, 439260160, 527112192, 658890240, 702816256, 878520320, 1054224384, 1317780480, 1405632512, 1757040640, 2108448768, 2635560960, 3514081280, 4216897536, 5271121920, 7028162560, 10542243840, 21084487680]

約数ペア:

[(1, 21084487680), (2, 10542243840), (3, 7028162560), (4, 5271121920), (5, 4216897536), (6, 3514081280), (8, 2635560960), (10, 2108448768), (12, 1757040640), (15, 1405632512), (16, 1317780480), (20, 1054224384), (24, 878520320), (30, 702816256), (32, 658890240), (40, 527112192), (48, 439260160), (60, 351408128), (64, 329445120), (80, 263556096), (96, 219630080), (120, 175704064), (128, 164722560), (160, 131778048), (192, 109815040), (240, 87852032), (256, 82361280), (320, 65889024), (384, 54907520), (480, 43926016), (512, 41180640), (640, 32944512), (768, 27453760), (960, 21963008), (1024, 20590320), (1280, 16472256), (1536, 13726880), (1920, 10981504), (2048, 10295160), (2560, 8236128), (3072, 6863440), (3840, 5490752), (4096, 5147580), (5120, 4118064), (6144, 3431720), (7680, 2745376), (8192, 2573790), (10240, 2059032), (12288, 1715860), (15360, 1372688), (16384, 1286895), (20480, 1029516), (24576, 857930), (30720, 686344), (40960, 514758), (49152, 428965), (61440, 343172), (81920, 257379), (85793, 245760), (122880, 171586)]