21230924

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37117}}^1$

素因数の和:37145

約数の個数: 24

約数和(自身を含む): 43650768

約数和(自身を除く): 22419844

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 37117, 74234, 148468, 408287, 482521, 816574, 965042, 1633148, 1930084, 5307731, 10615462, 21230924]

約数ペア:

[(1, 21230924), (2, 10615462), (4, 5307731), (11, 1930084), (13, 1633148), (22, 965042), (26, 816574), (44, 482521), (52, 408287), (143, 148468), (286, 74234), (572, 37117)]