21468190

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{45677}}^1$

素因数の和:45731

約数の個数: 16

約数和(自身を含む): 39465792

約数和(自身を除く): 17997602

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 45677, 91354, 228385, 456770, 2146819, 4293638, 10734095, 21468190]

約数ペア:

[(1, 21468190), (2, 10734095), (5, 4293638), (10, 2146819), (47, 456770), (94, 228385), (235, 91354), (470, 45677)]