2821148

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{661}}^1$

素因数の和:773

約数の個数: 24

約数和(自身を含む): 5449584

約数和(自身を除く): 2628436

約数列:

[1, 2, 4, 11, 22, 44, 97, 194, 388, 661, 1067, 1322, 2134, 2644, 4268, 7271, 14542, 29084, 64117, 128234, 256468, 705287, 1410574, 2821148]

約数ペア:

[(1, 2821148), (2, 1410574), (4, 705287), (11, 256468), (22, 128234), (44, 64117), (97, 29084), (194, 14542), (388, 7271), (661, 4268), (1067, 2644), (1322, 2134)]