21484738

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{23819}}^1$

素因数の和:23873

約数の個数: 16

約数和(自身を含む): 36015840

約数和(自身を除く): 14531102

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 23819, 47638, 262009, 524018, 976579, 1953158, 10742369, 21484738]

約数ペア:

[(1, 21484738), (2, 10742369), (11, 1953158), (22, 976579), (41, 524018), (82, 262009), (451, 47638), (902, 23819)]