21864200

素因数分解:

$2^3\times 5^2\times {\mathrm{109321}}^1$

素因数の和:109337

約数の個数: 24

約数和(自身を含む): 50834730

約数和(自身を除く): 28970530

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 109321, 218642, 437284, 546605, 874568, 1093210, 2186420, 2733025, 4372840, 5466050, 10932100, 21864200]

約数ペア:

[(1, 21864200), (2, 10932100), (4, 5466050), (5, 4372840), (8, 2733025), (10, 2186420), (20, 1093210), (25, 874568), (40, 546605), (50, 437284), (100, 218642), (200, 109321)]