21472960

素因数分解:

$2^6\times 5^1\times {\mathrm{67103}}^1$

素因数の和:67120

約数の個数: 28

約数和(自身を含む): 51133248

約数和(自身を除く): 29660288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 67103, 134206, 268412, 335515, 536824, 671030, 1073648, 1342060, 2147296, 2684120, 4294592, 5368240, 10736480, 21472960]

約数ペア:

[(1, 21472960), (2, 10736480), (4, 5368240), (5, 4294592), (8, 2684120), (10, 2147296), (16, 1342060), (20, 1073648), (32, 671030), (40, 536824), (64, 335515), (80, 268412), (160, 134206), (320, 67103)]