21915234

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{733}}^1$

素因数の和:903

約数の個数: 48

約数和(自身を含む): 52213824

約数和(自身を除く): 30298590

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 151, 198, 302, 453, 733, 906, 1359, 1466, 1661, 2199, 2718, 3322, 4398, 4983, 6597, 8063, 9966, 13194, 14949, 16126, 24189, 29898, 48378, 72567, 110683, 145134, 221366, 332049, 664098, 996147, 1217513, 1992294, 2435026, 3652539, 7305078, 10957617, 21915234]

約数ペア:

[(1, 21915234), (2, 10957617), (3, 7305078), (6, 3652539), (9, 2435026), (11, 1992294), (18, 1217513), (22, 996147), (33, 664098), (66, 332049), (99, 221366), (151, 145134), (198, 110683), (302, 72567), (453, 48378), (733, 29898), (906, 24189), (1359, 16126), (1466, 14949), (1661, 13194), (2199, 9966), (2718, 8063), (3322, 6597), (4398, 4983)]