21507636

素因数分解:

$2^2\times 3^1\times {\mathrm{103}}^1\times {\mathrm{17401}}^1$

素因数の和:17511

約数の個数: 24

約数和(自身を含む): 50674624

約数和(自身を除く): 29166988

約数列:

[1, 2, 3, 4, 6, 12, 103, 206, 309, 412, 618, 1236, 17401, 34802, 52203, 69604, 104406, 208812, 1792303, 3584606, 5376909, 7169212, 10753818, 21507636]

約数ペア:

[(1, 21507636), (2, 10753818), (3, 7169212), (4, 5376909), (6, 3584606), (12, 1792303), (103, 208812), (206, 104406), (309, 69604), (412, 52203), (618, 34802), (1236, 17401)]