21710168

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{87541}}^1$

素因数の和:87578

約数の個数: 16

約数和(自身を含む): 42020160

約数和(自身を除く): 20309992

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 87541, 175082, 350164, 700328, 2713771, 5427542, 10855084, 21710168]

約数ペア:

[(1, 21710168), (2, 10855084), (4, 5427542), (8, 2713771), (31, 700328), (62, 350164), (124, 175082), (248, 87541)]