21793900

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{4637}}^1$

素因数の和:4698

約数の個数: 36

約数和(自身を含む): 48309408

約数和(自身を除く): 26515508

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 188, 235, 470, 940, 1175, 2350, 4637, 4700, 9274, 18548, 23185, 46370, 92740, 115925, 217939, 231850, 435878, 463700, 871756, 1089695, 2179390, 4358780, 5448475, 10896950, 21793900]

約数ペア:

[(1, 21793900), (2, 10896950), (4, 5448475), (5, 4358780), (10, 2179390), (20, 1089695), (25, 871756), (47, 463700), (50, 435878), (94, 231850), (100, 217939), (188, 115925), (235, 92740), (470, 46370), (940, 23185), (1175, 18548), (2350, 9274), (4637, 4700)]