21029136

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{25771}}^1$

素因数の和:25799

約数の個数: 40

約数和(自身を含む): 57523104

約数和(自身を除く): 36493968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 25771, 51542, 77313, 103084, 154626, 206168, 309252, 412336, 438107, 618504, 876214, 1237008, 1314321, 1752428, 2628642, 3504856, 5257284, 7009712, 10514568, 21029136]

約数ペア:

[(1, 21029136), (2, 10514568), (3, 7009712), (4, 5257284), (6, 3504856), (8, 2628642), (12, 1752428), (16, 1314321), (17, 1237008), (24, 876214), (34, 618504), (48, 438107), (51, 412336), (68, 309252), (102, 206168), (136, 154626), (204, 103084), (272, 77313), (408, 51542), (816, 25771)]