21150945556

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1840493}}^1$

素因数の和:1840540

約数の個数: 36

約数和(自身を含む): 42438110652

約数和(自身を除く): 21287165096

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 169, 221, 338, 442, 676, 884, 2873, 5746, 11492, 1840493, 3680986, 7361972, 23926409, 31288381, 47852818, 62576762, 95705636, 125153524, 311043317, 406748953, 622086634, 813497906, 1244173268, 1626995812, 5287736389, 10575472778, 21150945556]

約数ペア:

[(1, 21150945556), (2, 10575472778), (4, 5287736389), (13, 1626995812), (17, 1244173268), (26, 813497906), (34, 622086634), (52, 406748953), (68, 311043317), (169, 125153524), (221, 95705636), (338, 62576762), (442, 47852818), (676, 31288381), (884, 23926409), (2873, 7361972), (5746, 3680986), (11492, 1840493)]