21629344

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1429}}^1$

素因数の和:1493

約数の個数: 48

約数和(自身を含む): 47567520

約数和(自身を除く): 25938176

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 86, 88, 172, 176, 344, 352, 473, 688, 946, 1376, 1429, 1892, 2858, 3784, 5716, 7568, 11432, 15136, 15719, 22864, 31438, 45728, 61447, 62876, 122894, 125752, 245788, 251504, 491576, 503008, 675917, 983152, 1351834, 1966304, 2703668, 5407336, 10814672, 21629344]

約数ペア:

[(1, 21629344), (2, 10814672), (4, 5407336), (8, 2703668), (11, 1966304), (16, 1351834), (22, 983152), (32, 675917), (43, 503008), (44, 491576), (86, 251504), (88, 245788), (172, 125752), (176, 122894), (344, 62876), (352, 61447), (473, 45728), (688, 31438), (946, 22864), (1376, 15719), (1429, 15136), (1892, 11432), (2858, 7568), (3784, 5716)]