21300736

素因数分解:

$2^9\times {\mathrm{41603}}^1$

素因数の和:41621

約数の個数: 20

約数和(自身を含む): 42560892

約数和(自身を除く): 21260156

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 41603, 83206, 166412, 332824, 665648, 1331296, 2662592, 5325184, 10650368, 21300736]

約数ペア:

[(1, 21300736), (2, 10650368), (4, 5325184), (8, 2662592), (16, 1331296), (32, 665648), (64, 332824), (128, 166412), (256, 83206), (512, 41603)]