21699392

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2371}}^1$

素因数の和:2407

約数の個数: 56

約数和(自身を含む): 50608992

約数和(自身を除く): 28909600

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 143, 176, 208, 286, 352, 416, 572, 704, 832, 1144, 2288, 2371, 4576, 4742, 9152, 9484, 18968, 26081, 30823, 37936, 52162, 61646, 75872, 104324, 123292, 151744, 208648, 246584, 339053, 417296, 493168, 678106, 834592, 986336, 1356212, 1669184, 1972672, 2712424, 5424848, 10849696, 21699392]

約数ペア:

[(1, 21699392), (2, 10849696), (4, 5424848), (8, 2712424), (11, 1972672), (13, 1669184), (16, 1356212), (22, 986336), (26, 834592), (32, 678106), (44, 493168), (52, 417296), (64, 339053), (88, 246584), (104, 208648), (143, 151744), (176, 123292), (208, 104324), (286, 75872), (352, 61646), (416, 52162), (572, 37936), (704, 30823), (832, 26081), (1144, 18968), (2288, 9484), (2371, 9152), (4576, 4742)]