21080950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{38329}}^1$

素因数の和:38352

約数の個数: 24

約数和(自身を含む): 42776280

約数和(自身を除く): 21695330

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 38329, 76658, 191645, 383290, 421619, 843238, 958225, 1916450, 2108095, 4216190, 10540475, 21080950]

約数ペア:

[(1, 21080950), (2, 10540475), (5, 4216190), (10, 2108095), (11, 1916450), (22, 958225), (25, 843238), (50, 421619), (55, 383290), (110, 191645), (275, 76658), (550, 38329)]