27121100

素因数分解:

$2^2\times 5^2\times {\mathrm{271211}}^1$

素因数の和:271225

約数の個数: 18

約数和(自身を含む): 58853004

約数和(自身を除く): 31731904

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 271211, 542422, 1084844, 1356055, 2712110, 5424220, 6780275, 13560550, 27121100]

約数ペア:

[(1, 27121100), (2, 13560550), (4, 6780275), (5, 5424220), (10, 2712110), (20, 1356055), (25, 1084844), (50, 542422), (100, 271211)]