21509772

素因数分解:

$2^2\times 3^1\times {\mathrm{937}}^1\times {\mathrm{1913}}^1$

素因数の和:2857

約数の個数: 24

約数和(自身を含む): 50269296

約数和(自身を除く): 28759524

約数列:

[1, 2, 3, 4, 6, 12, 937, 1874, 1913, 2811, 3748, 3826, 5622, 5739, 7652, 11244, 11478, 22956, 1792481, 3584962, 5377443, 7169924, 10754886, 21509772]

約数ペア:

[(1, 21509772), (2, 10754886), (3, 7169924), (4, 5377443), (6, 3584962), (12, 1792481), (937, 22956), (1874, 11478), (1913, 11244), (2811, 7652), (3748, 5739), (3826, 5622)]