21787176

素因数分解:

$2^3\times 3^1\times {\mathrm{307}}^1\times {\mathrm{2957}}^1$

素因数の和:3273

約数の個数: 32

約数和(自身を含む): 54663840

約数和(自身を除く): 32876664

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 307, 614, 921, 1228, 1842, 2456, 2957, 3684, 5914, 7368, 8871, 11828, 17742, 23656, 35484, 70968, 907799, 1815598, 2723397, 3631196, 5446794, 7262392, 10893588, 21787176]

約数ペア:

[(1, 21787176), (2, 10893588), (3, 7262392), (4, 5446794), (6, 3631196), (8, 2723397), (12, 1815598), (24, 907799), (307, 70968), (614, 35484), (921, 23656), (1228, 17742), (1842, 11828), (2456, 8871), (2957, 7368), (3684, 5914)]