21472288

素因数分解:

$2^5\times {\mathrm{523}}^1\times {\mathrm{1283}}^1$

素因数の和:1816

約数の個数: 24

約数和(自身を含む): 42387408

約数和(自身を除く): 20915120

約数列:

[1, 2, 4, 8, 16, 32, 523, 1046, 1283, 2092, 2566, 4184, 5132, 8368, 10264, 16736, 20528, 41056, 671009, 1342018, 2684036, 5368072, 10736144, 21472288]

約数ペア:

[(1, 21472288), (2, 10736144), (4, 5368072), (8, 2684036), (16, 1342018), (32, 671009), (523, 41056), (1046, 20528), (1283, 16736), (2092, 10264), (2566, 8368), (4184, 5132)]