21057048

素因数分解:

$2^3\times 3^2\times {\mathrm{292459}}^1$

素因数の和:292471

約数の個数: 24

約数和(自身を含む): 57029700

約数和(自身を除く): 35972652

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 292459, 584918, 877377, 1169836, 1754754, 2339672, 2632131, 3509508, 5264262, 7019016, 10528524, 21057048]

約数ペア:

[(1, 21057048), (2, 10528524), (3, 7019016), (4, 5264262), (6, 3509508), (8, 2632131), (9, 2339672), (12, 1754754), (18, 1169836), (24, 877377), (36, 584918), (72, 292459)]