21847892

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{5119}}^1$

素因数の和:5231

約数の個数: 24

約数和(自身を含む): 42147840

約数和(自身を除く): 20299948

約数列:

[1, 2, 4, 11, 22, 44, 97, 194, 388, 1067, 2134, 4268, 5119, 10238, 20476, 56309, 112618, 225236, 496543, 993086, 1986172, 5461973, 10923946, 21847892]

約数ペア:

[(1, 21847892), (2, 10923946), (4, 5461973), (11, 1986172), (22, 993086), (44, 496543), (97, 225236), (194, 112618), (388, 56309), (1067, 20476), (2134, 10238), (4268, 5119)]