21536388

素因数分解:

$2^2\times 3^3\times {\mathrm{199411}}^1$

素因数の和:199424

約数の個数: 24

約数和(自身を含む): 55835360

約数和(自身を除く): 34298972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 199411, 398822, 598233, 797644, 1196466, 1794699, 2392932, 3589398, 5384097, 7178796, 10768194, 21536388]

約数ペア:

[(1, 21536388), (2, 10768194), (3, 7178796), (4, 5384097), (6, 3589398), (9, 2392932), (12, 1794699), (18, 1196466), (27, 797644), (36, 598233), (54, 398822), (108, 199411)]