21291384

素因数分解:

$2^3\times 3^1\times {\mathrm{887141}}^1$

素因数の和:887150

約数の個数: 16

約数和(自身を含む): 53228520

約数和(自身を除く): 31937136

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 887141, 1774282, 2661423, 3548564, 5322846, 7097128, 10645692, 21291384]

約数ペア:

[(1, 21291384), (2, 10645692), (3, 7097128), (4, 5322846), (6, 3548564), (8, 2661423), (12, 1774282), (24, 887141)]