21947824

素因数分解:

$2^4\times {\mathrm{359}}^1\times {\mathrm{3821}}^1$

素因数の和:4188

約数の個数: 20

約数和(自身を含む): 42653520

約数和(自身を除く): 20705696

約数列:

[1, 2, 4, 8, 16, 359, 718, 1436, 2872, 3821, 5744, 7642, 15284, 30568, 61136, 1371739, 2743478, 5486956, 10973912, 21947824]

約数ペア:

[(1, 21947824), (2, 10973912), (4, 5486956), (8, 2743478), (16, 1371739), (359, 61136), (718, 30568), (1436, 15284), (2872, 7642), (3821, 5744)]