21444544

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{367}}^1$

素因数の和:473

約数の個数: 56

約数和(自身を含む): 47109888

約数和(自身を除く): 25665344

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 83, 88, 166, 176, 332, 352, 367, 664, 704, 734, 913, 1328, 1468, 1826, 2656, 2936, 3652, 4037, 5312, 5872, 7304, 8074, 11744, 14608, 16148, 23488, 29216, 30461, 32296, 58432, 60922, 64592, 121844, 129184, 243688, 258368, 335071, 487376, 670142, 974752, 1340284, 1949504, 2680568, 5361136, 10722272, 21444544]

約数ペア:

[(1, 21444544), (2, 10722272), (4, 5361136), (8, 2680568), (11, 1949504), (16, 1340284), (22, 974752), (32, 670142), (44, 487376), (64, 335071), (83, 258368), (88, 243688), (166, 129184), (176, 121844), (332, 64592), (352, 60922), (367, 58432), (664, 32296), (704, 30461), (734, 29216), (913, 23488), (1328, 16148), (1468, 14608), (1826, 11744), (2656, 8074), (2936, 7304), (3652, 5872), (4037, 5312)]