21782784

素因数分解:

$2^8\times 3^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:383

約数の個数: 72

約数和(自身を含む): 58720032

約数和(自身を除く): 36937248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 113, 128, 192, 226, 251, 256, 339, 384, 452, 502, 678, 753, 768, 904, 1004, 1356, 1506, 1808, 2008, 2712, 3012, 3616, 4016, 5424, 6024, 7232, 8032, 10848, 12048, 14464, 16064, 21696, 24096, 28363, 28928, 32128, 43392, 48192, 56726, 64256, 85089, 86784, 96384, 113452, 170178, 192768, 226904, 340356, 453808, 680712, 907616, 1361424, 1815232, 2722848, 3630464, 5445696, 7260928, 10891392, 21782784]

約数ペア:

[(1, 21782784), (2, 10891392), (3, 7260928), (4, 5445696), (6, 3630464), (8, 2722848), (12, 1815232), (16, 1361424), (24, 907616), (32, 680712), (48, 453808), (64, 340356), (96, 226904), (113, 192768), (128, 170178), (192, 113452), (226, 96384), (251, 86784), (256, 85089), (339, 64256), (384, 56726), (452, 48192), (502, 43392), (678, 32128), (753, 28928), (768, 28363), (904, 24096), (1004, 21696), (1356, 16064), (1506, 14464), (1808, 12048), (2008, 10848), (2712, 8032), (3012, 7232), (3616, 6024), (4016, 5424)]