21372096

素因数分解:

$2^6\times 3^1\times {\mathrm{157}}^1\times {\mathrm{709}}^1$

素因数の和:881

約数の個数: 56

約数和(自身を含む): 56987440

約数和(自身を除く): 35615344

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 157, 192, 314, 471, 628, 709, 942, 1256, 1418, 1884, 2127, 2512, 2836, 3768, 4254, 5024, 5672, 7536, 8508, 10048, 11344, 15072, 17016, 22688, 30144, 34032, 45376, 68064, 111313, 136128, 222626, 333939, 445252, 667878, 890504, 1335756, 1781008, 2671512, 3562016, 5343024, 7124032, 10686048, 21372096]

約数ペア:

[(1, 21372096), (2, 10686048), (3, 7124032), (4, 5343024), (6, 3562016), (8, 2671512), (12, 1781008), (16, 1335756), (24, 890504), (32, 667878), (48, 445252), (64, 333939), (96, 222626), (157, 136128), (192, 111313), (314, 68064), (471, 45376), (628, 34032), (709, 30144), (942, 22688), (1256, 17016), (1418, 15072), (1884, 11344), (2127, 10048), (2512, 8508), (2836, 7536), (3768, 5672), (4254, 5024)]