21526637

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{233}}^1$

素因数の和:508

約数の個数: 16

約数和(自身を含む): 24328512

約数和(自身を除く): 2801875

約数列:

[1, 11, 37, 227, 233, 407, 2497, 2563, 8399, 8621, 52891, 92389, 94831, 581801, 1956967, 21526637]

約数ペア:

[(1, 21526637), (11, 1956967), (37, 581801), (227, 94831), (233, 92389), (407, 52891), (2497, 8621), (2563, 8399)]