21032675990

素因数分解:

$2^1\times 5^1\times {\mathrm{7237}}^1\times {\mathrm{290627}}^1$

素因数の和:297871

約数の個数: 16

約数和(自身を含む): 37864178352

約数和(自身を除く): 16831502362

約数列:

[1, 2, 5, 10, 7237, 14474, 36185, 72370, 290627, 581254, 1453135, 2906270, 2103267599, 4206535198, 10516337995, 21032675990]

約数ペア:

[(1, 21032675990), (2, 10516337995), (5, 4206535198), (10, 2103267599), (7237, 2906270), (14474, 1453135), (36185, 581254), (72370, 290627)]