21724854

素因数分解:

$2^1\times 3^1\times {\mathrm{331}}^1\times {\mathrm{10939}}^1$

素因数の和:11275

約数の個数: 16

約数和(自身を含む): 43584960

約数和(自身を除く): 21860106

約数列:

[1, 2, 3, 6, 331, 662, 993, 1986, 10939, 21878, 32817, 65634, 3620809, 7241618, 10862427, 21724854]

約数ペア:

[(1, 21724854), (2, 10862427), (3, 7241618), (6, 3620809), (331, 65634), (662, 32817), (993, 21878), (1986, 10939)]