21262908

素因数分解:

$2^2\times 3^1\times {\mathrm{103}}^1\times {\mathrm{17203}}^1$

素因数の和:17313

約数の個数: 24

約数和(自身を含む): 50098048

約数和(自身を除く): 28835140

約数列:

[1, 2, 3, 4, 6, 12, 103, 206, 309, 412, 618, 1236, 17203, 34406, 51609, 68812, 103218, 206436, 1771909, 3543818, 5315727, 7087636, 10631454, 21262908]

約数ペア:

[(1, 21262908), (2, 10631454), (3, 7087636), (4, 5315727), (6, 3543818), (12, 1771909), (103, 206436), (206, 103218), (309, 68812), (412, 51609), (618, 34406), (1236, 17203)]