21267532

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37181}}^1$

素因数の和:37209

約数の個数: 24

約数和(自身を含む): 43726032

約数和(自身を除く): 22458500

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 37181, 74362, 148724, 408991, 483353, 817982, 966706, 1635964, 1933412, 5316883, 10633766, 21267532]

約数ペア:

[(1, 21267532), (2, 10633766), (4, 5316883), (11, 1933412), (13, 1635964), (22, 966706), (26, 817982), (44, 483353), (52, 408991), (143, 148724), (286, 74362), (572, 37181)]