21339184

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{8951}}^1$

素因数の和:9108

約数の個数: 20

約数和(自身を含む): 41626800

約数和(自身を除く): 20287616

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 8951, 17902, 35804, 71608, 143216, 1333699, 2667398, 5334796, 10669592, 21339184]

約数ペア:

[(1, 21339184), (2, 10669592), (4, 5334796), (8, 2667398), (16, 1333699), (149, 143216), (298, 71608), (596, 35804), (1192, 17902), (2384, 8951)]