21101612

素因数分解:

$2^2\times 7^1\times {\mathrm{283}}^1\times {\mathrm{2663}}^1$

素因数の和:2957

約数の個数: 24

約数和(自身を含む): 42368256

約数和(自身を除く): 21266644

約数列:

[1, 2, 4, 7, 14, 28, 283, 566, 1132, 1981, 2663, 3962, 5326, 7924, 10652, 18641, 37282, 74564, 753629, 1507258, 3014516, 5275403, 10550806, 21101612]

約数ペア:

[(1, 21101612), (2, 10550806), (4, 5275403), (7, 3014516), (14, 1507258), (28, 753629), (283, 74564), (566, 37282), (1132, 18641), (1981, 10652), (2663, 7924), (3962, 5326)]