21692200

素因数分解:

$2^3\times 5^2\times {\mathrm{108461}}^1$

素因数の和:108477

約数の個数: 24

約数和(自身を含む): 50434830

約数和(自身を除く): 28742630

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 108461, 216922, 433844, 542305, 867688, 1084610, 2169220, 2711525, 4338440, 5423050, 10846100, 21692200]

約数ペア:

[(1, 21692200), (2, 10846100), (4, 5423050), (5, 4338440), (8, 2711525), (10, 2169220), (20, 1084610), (25, 867688), (40, 542305), (50, 433844), (100, 216922), (200, 108461)]