21191736

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{18787}}^1$

素因数の和:18843

約数の個数: 32

約数和(自身を含む): 54109440

約数和(自身を除く): 32917704

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 376, 564, 1128, 18787, 37574, 56361, 75148, 112722, 150296, 225444, 450888, 882989, 1765978, 2648967, 3531956, 5297934, 7063912, 10595868, 21191736]

約数ペア:

[(1, 21191736), (2, 10595868), (3, 7063912), (4, 5297934), (6, 3531956), (8, 2648967), (12, 1765978), (24, 882989), (47, 450888), (94, 225444), (141, 150296), (188, 112722), (282, 75148), (376, 56361), (564, 37574), (1128, 18787)]