21612448

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4723}}^1$

素因数の和:4757

約数の個数: 48

約数和(自身を含む): 49998816

約数和(自身を除く): 28386368

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 143, 176, 208, 286, 352, 416, 572, 1144, 2288, 4576, 4723, 9446, 18892, 37784, 51953, 61399, 75568, 103906, 122798, 151136, 207812, 245596, 415624, 491192, 675389, 831248, 982384, 1350778, 1662496, 1964768, 2701556, 5403112, 10806224, 21612448]

約数ペア:

[(1, 21612448), (2, 10806224), (4, 5403112), (8, 2701556), (11, 1964768), (13, 1662496), (16, 1350778), (22, 982384), (26, 831248), (32, 675389), (44, 491192), (52, 415624), (88, 245596), (104, 207812), (143, 151136), (176, 122798), (208, 103906), (286, 75568), (352, 61399), (416, 51953), (572, 37784), (1144, 18892), (2288, 9446), (4576, 4723)]