21235624

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{881}}^1$

素因数の和:1041

約数の個数: 32

約数和(自身を含む): 41912640

約数和(自身を除く): 20677016

約数列:

[1, 2, 4, 8, 23, 46, 92, 131, 184, 262, 524, 881, 1048, 1762, 3013, 3524, 6026, 7048, 12052, 20263, 24104, 40526, 81052, 115411, 162104, 230822, 461644, 923288, 2654453, 5308906, 10617812, 21235624]

約数ペア:

[(1, 21235624), (2, 10617812), (4, 5308906), (8, 2654453), (23, 923288), (46, 461644), (92, 230822), (131, 162104), (184, 115411), (262, 81052), (524, 40526), (881, 24104), (1048, 20263), (1762, 12052), (3013, 7048), (3524, 6026)]