21250976

素因数分解:

$2^5\times {\mathrm{149}}^1\times {\mathrm{4457}}^1$

素因数の和:4616

約数の個数: 24

約数和(自身を含む): 42128100

約数和(自身を除く): 20877124

約数列:

[1, 2, 4, 8, 16, 32, 149, 298, 596, 1192, 2384, 4457, 4768, 8914, 17828, 35656, 71312, 142624, 664093, 1328186, 2656372, 5312744, 10625488, 21250976]

約数ペア:

[(1, 21250976), (2, 10625488), (4, 5312744), (8, 2656372), (16, 1328186), (32, 664093), (149, 142624), (298, 71312), (596, 35656), (1192, 17828), (2384, 8914), (4457, 4768)]