21554256

素因数分解:

$2^4\times 3^1\times {\mathrm{271}}^1\times {\mathrm{1657}}^1$

素因数の和:1939

約数の個数: 40

約数和(自身を含む): 55921024

約数和(自身を除く): 34366768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 271, 542, 813, 1084, 1626, 1657, 2168, 3252, 3314, 4336, 4971, 6504, 6628, 9942, 13008, 13256, 19884, 26512, 39768, 79536, 449047, 898094, 1347141, 1796188, 2694282, 3592376, 5388564, 7184752, 10777128, 21554256]

約数ペア:

[(1, 21554256), (2, 10777128), (3, 7184752), (4, 5388564), (6, 3592376), (8, 2694282), (12, 1796188), (16, 1347141), (24, 898094), (48, 449047), (271, 79536), (542, 39768), (813, 26512), (1084, 19884), (1626, 13256), (1657, 13008), (2168, 9942), (3252, 6628), (3314, 6504), (4336, 4971)]