21452224

素因数分解:

$2^6\times {\mathrm{71}}^1\times {\mathrm{4721}}^1$

素因数の和:4804

約数の個数: 28

約数和(自身を含む): 43177968

約数和(自身を除く): 21725744

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 142, 284, 568, 1136, 2272, 4544, 4721, 9442, 18884, 37768, 75536, 151072, 302144, 335191, 670382, 1340764, 2681528, 5363056, 10726112, 21452224]

約数ペア:

[(1, 21452224), (2, 10726112), (4, 5363056), (8, 2681528), (16, 1340764), (32, 670382), (64, 335191), (71, 302144), (142, 151072), (284, 75536), (568, 37768), (1136, 18884), (2272, 9442), (4544, 4721)]