21422820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{357047}}^1$

素因数の和:357059

約数の個数: 24

約数和(自身を含む): 59984064

約数和(自身を除く): 38561244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 357047, 714094, 1071141, 1428188, 1785235, 2142282, 3570470, 4284564, 5355705, 7140940, 10711410, 21422820]

約数ペア:

[(1, 21422820), (2, 10711410), (3, 7140940), (4, 5355705), (5, 4284564), (6, 3570470), (10, 2142282), (12, 1785235), (15, 1428188), (20, 1071141), (30, 714094), (60, 357047)]