21067408

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{8837}}^1$

素因数の和:8994

約数の個数: 20

約数和(自身を含む): 41096700

約数和(自身を除く): 20029292

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 8837, 17674, 35348, 70696, 141392, 1316713, 2633426, 5266852, 10533704, 21067408]

約数ペア:

[(1, 21067408), (2, 10533704), (4, 5266852), (8, 2633426), (16, 1316713), (149, 141392), (298, 70696), (596, 35348), (1192, 17674), (2384, 8837)]