21330506

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{1109}}^1$

素因数の和:1333

約数の個数: 16

約数和(自身を含む): 32767200

約数和(自身を除く): 11436694

約数列:

[1, 2, 59, 118, 163, 326, 1109, 2218, 9617, 19234, 65431, 130862, 180767, 361534, 10665253, 21330506]

約数ペア:

[(1, 21330506), (2, 10665253), (59, 361534), (118, 180767), (163, 130862), (326, 65431), (1109, 19234), (2218, 9617)]