21373400

素因数分解:

$2^3\times 5^2\times {\mathrm{106867}}^1$

素因数の和:106883

約数の個数: 24

約数和(自身を含む): 49693620

約数和(自身を除く): 28320220

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 106867, 213734, 427468, 534335, 854936, 1068670, 2137340, 2671675, 4274680, 5343350, 10686700, 21373400]

約数ペア:

[(1, 21373400), (2, 10686700), (4, 5343350), (5, 4274680), (8, 2671675), (10, 2137340), (20, 1068670), (25, 854936), (40, 534335), (50, 427468), (100, 213734), (200, 106867)]