21462294

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1973}}^1$

素因数の和:2029

約数の個数: 48

約数和(自身を含む): 51308208

約数和(自身を除く): 29845914

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 49, 74, 98, 111, 147, 222, 259, 294, 518, 777, 1554, 1813, 1973, 3626, 3946, 5439, 5919, 10878, 11838, 13811, 27622, 41433, 73001, 82866, 96677, 146002, 193354, 219003, 290031, 438006, 511007, 580062, 1022014, 1533021, 3066042, 3577049, 7154098, 10731147, 21462294]

約数ペア:

[(1, 21462294), (2, 10731147), (3, 7154098), (6, 3577049), (7, 3066042), (14, 1533021), (21, 1022014), (37, 580062), (42, 511007), (49, 438006), (74, 290031), (98, 219003), (111, 193354), (147, 146002), (222, 96677), (259, 82866), (294, 73001), (518, 41433), (777, 27622), (1554, 13811), (1813, 11838), (1973, 10878), (3626, 5919), (3946, 5439)]