21098344

素因数分解:

$2^3\times {\mathrm{293}}^1\times {\mathrm{9001}}^1$

素因数の和:9300

約数の個数: 16

約数和(自身を含む): 39698820

約数和(自身を除く): 18600476

約数列:

[1, 2, 4, 8, 293, 586, 1172, 2344, 9001, 18002, 36004, 72008, 2637293, 5274586, 10549172, 21098344]

約数ペア:

[(1, 21098344), (2, 10549172), (4, 5274586), (8, 2637293), (293, 72008), (586, 36004), (1172, 18002), (2344, 9001)]