21255014

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{18229}}^1$

素因数の和:18295

約数の個数: 16

約数和(自身を含む): 35439120

約数和(自身を除く): 14184106

約数列:

[1, 2, 11, 22, 53, 106, 583, 1166, 18229, 36458, 200519, 401038, 966137, 1932274, 10627507, 21255014]

約数ペア:

[(1, 21255014), (2, 10627507), (11, 1932274), (22, 966137), (53, 401038), (106, 200519), (583, 36458), (1166, 18229)]