21906828

素因数分解:

$2^2\times 3^3\times {\mathrm{202841}}^1$

素因数の和:202854

約数の個数: 24

約数和(自身を含む): 56795760

約数和(自身を除く): 34888932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 202841, 405682, 608523, 811364, 1217046, 1825569, 2434092, 3651138, 5476707, 7302276, 10953414, 21906828]

約数ペア:

[(1, 21906828), (2, 10953414), (3, 7302276), (4, 5476707), (6, 3651138), (9, 2434092), (12, 1825569), (18, 1217046), (27, 811364), (36, 608523), (54, 405682), (108, 202841)]