20212111128

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1780489}}^1$

素因数の和:1780552

約数の個数: 64

約数和(自身を含む): 56405923200

約数和(自身を除く): 36193812072

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 43, 44, 66, 86, 88, 129, 132, 172, 258, 264, 344, 473, 516, 946, 1032, 1419, 1892, 2838, 3784, 5676, 11352, 1780489, 3560978, 5341467, 7121956, 10682934, 14243912, 19585379, 21365868, 39170758, 42731736, 58756137, 76561027, 78341516, 117512274, 153122054, 156683032, 229683081, 235024548, 306244108, 459366162, 470049096, 612488216, 842171297, 918732324, 1684342594, 1837464648, 2526513891, 3368685188, 5053027782, 6737370376, 10106055564, 20212111128]

約数ペア:

[(1, 20212111128), (2, 10106055564), (3, 6737370376), (4, 5053027782), (6, 3368685188), (8, 2526513891), (11, 1837464648), (12, 1684342594), (22, 918732324), (24, 842171297), (33, 612488216), (43, 470049096), (44, 459366162), (66, 306244108), (86, 235024548), (88, 229683081), (129, 156683032), (132, 153122054), (172, 117512274), (258, 78341516), (264, 76561027), (344, 58756137), (473, 42731736), (516, 39170758), (946, 21365868), (1032, 19585379), (1419, 14243912), (1892, 10682934), (2838, 7121956), (3784, 5341467), (5676, 3560978), (11352, 1780489)]