21439368

素因数分解:

$2^3\times 3^2\times {\mathrm{191}}^1\times {\mathrm{1559}}^1$

素因数の和:1762

約数の個数: 48

約数和(自身を含む): 58406400

約数和(自身を除く): 36967032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 191, 382, 573, 764, 1146, 1528, 1559, 1719, 2292, 3118, 3438, 4584, 4677, 6236, 6876, 9354, 12472, 13752, 14031, 18708, 28062, 37416, 56124, 112248, 297769, 595538, 893307, 1191076, 1786614, 2382152, 2679921, 3573228, 5359842, 7146456, 10719684, 21439368]

約数ペア:

[(1, 21439368), (2, 10719684), (3, 7146456), (4, 5359842), (6, 3573228), (8, 2679921), (9, 2382152), (12, 1786614), (18, 1191076), (24, 893307), (36, 595538), (72, 297769), (191, 112248), (382, 56124), (573, 37416), (764, 28062), (1146, 18708), (1528, 14031), (1559, 13752), (1719, 12472), (2292, 9354), (3118, 6876), (3438, 6236), (4584, 4677)]