21274728

素因数分解:

$2^3\times 3^1\times {\mathrm{757}}^1\times {\mathrm{1171}}^1$

素因数の和:1937

約数の個数: 32

約数和(自身を含む): 53302560

約数和(自身を除く): 32027832

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 757, 1171, 1514, 2271, 2342, 3028, 3513, 4542, 4684, 6056, 7026, 9084, 9368, 14052, 18168, 28104, 886447, 1772894, 2659341, 3545788, 5318682, 7091576, 10637364, 21274728]

約数ペア:

[(1, 21274728), (2, 10637364), (3, 7091576), (4, 5318682), (6, 3545788), (8, 2659341), (12, 1772894), (24, 886447), (757, 28104), (1171, 18168), (1514, 14052), (2271, 9368), (2342, 9084), (3028, 7026), (3513, 6056), (4542, 4684)]