21619544

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{73039}}^1$

素因数の和:73082

約数の個数: 16

約数和(自身を含む): 41632800

約数和(自身を除く): 20013256

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 73039, 146078, 292156, 584312, 2702443, 5404886, 10809772, 21619544]

約数ペア:

[(1, 21619544), (2, 10809772), (4, 5404886), (8, 2702443), (37, 584312), (74, 292156), (148, 146078), (296, 73039)]