21383726

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{401}}^1$

素因数の和:716

約数の個数: 32

約数和(自身を含む): 39711168

約数和(自身を除く): 18327442

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 293, 401, 586, 802, 2051, 2807, 3809, 4102, 5213, 5614, 7618, 10426, 26663, 36491, 53326, 72982, 117493, 234986, 822451, 1527409, 1644902, 3054818, 10691863, 21383726]

約数ペア:

[(1, 21383726), (2, 10691863), (7, 3054818), (13, 1644902), (14, 1527409), (26, 822451), (91, 234986), (182, 117493), (293, 72982), (401, 53326), (586, 36491), (802, 26663), (2051, 10426), (2807, 7618), (3809, 5614), (4102, 5213)]