21839642

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{6323}}^1$

素因数の和:6493

約数の個数: 16

約数和(自身を含む): 35970912

約数和(自身を除く): 14131270

約数列:

[1, 2, 11, 22, 157, 314, 1727, 3454, 6323, 12646, 69553, 139106, 992711, 1985422, 10919821, 21839642]

約数ペア:

[(1, 21839642), (2, 10919821), (11, 1985422), (22, 992711), (157, 139106), (314, 69553), (1727, 12646), (3454, 6323)]