21000663434

素因数分解:

$2^1\times {\mathrm{1291}}^1\times {\mathrm{1297}}^1\times {\mathrm{6271}}^1$

素因数の和:8861

約数の個数: 16

約数和(自身を含む): 31554733056

約数和(自身を除く): 10554069622

約数列:

[1, 2, 1291, 1297, 2582, 2594, 6271, 12542, 1674427, 3348854, 8095861, 8133487, 16191722, 16266974, 10500331717, 21000663434]

約数ペア:

[(1, 21000663434), (2, 10500331717), (1291, 16266974), (1297, 16191722), (2582, 8133487), (2594, 8095861), (6271, 3348854), (12542, 1674427)]