21647336

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{45863}}^1$

素因数の和:45928

約数の個数: 16

約数和(自身を含む): 41277600

約数和(自身を除く): 19630264

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 45863, 91726, 183452, 366904, 2705917, 5411834, 10823668, 21647336]

約数ペア:

[(1, 21647336), (2, 10823668), (4, 5411834), (8, 2705917), (59, 366904), (118, 183452), (236, 91726), (472, 45863)]