21235086

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{22259}}^1$

素因数の和:22320

約数の個数: 24

約数和(自身を含む): 46879560

約数和(自身を除く): 25644474

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 22259, 44518, 66777, 133554, 200331, 400662, 1179727, 2359454, 3539181, 7078362, 10617543, 21235086]

約数ペア:

[(1, 21235086), (2, 10617543), (3, 7078362), (6, 3539181), (9, 2359454), (18, 1179727), (53, 400662), (106, 200331), (159, 133554), (318, 66777), (477, 44518), (954, 22259)]