21293152

素因数分解:

$2^5\times {\mathrm{83}}^1\times {\mathrm{8017}}^1$

素因数の和:8110

約数の個数: 24

約数和(自身を含む): 42431256

約数和(自身を除く): 21138104

約数列:

[1, 2, 4, 8, 16, 32, 83, 166, 332, 664, 1328, 2656, 8017, 16034, 32068, 64136, 128272, 256544, 665411, 1330822, 2661644, 5323288, 10646576, 21293152]

約数ペア:

[(1, 21293152), (2, 10646576), (4, 5323288), (8, 2661644), (16, 1330822), (32, 665411), (83, 256544), (166, 128272), (332, 64136), (664, 32068), (1328, 16034), (2656, 8017)]