21996690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{7559}}^1$

素因数の和:7666

約数の個数: 32

約数和(自身を含む): 53343360

約数和(自身を除く): 31346670

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 97, 194, 291, 485, 582, 970, 1455, 2910, 7559, 15118, 22677, 37795, 45354, 75590, 113385, 226770, 733223, 1466446, 2199669, 3666115, 4399338, 7332230, 10998345, 21996690]

約数ペア:

[(1, 21996690), (2, 10998345), (3, 7332230), (5, 4399338), (6, 3666115), (10, 2199669), (15, 1466446), (30, 733223), (97, 226770), (194, 113385), (291, 75590), (485, 45354), (582, 37795), (970, 22677), (1455, 15118), (2910, 7559)]