21963376

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{44281}}^1$

素因数の和:44320

約数の個数: 20

約数和(自身を含む): 43927744

約数和(自身を除く): 21964368

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 44281, 88562, 177124, 354248, 708496, 1372711, 2745422, 5490844, 10981688, 21963376]

約数ペア:

[(1, 21963376), (2, 10981688), (4, 5490844), (8, 2745422), (16, 1372711), (31, 708496), (62, 354248), (124, 177124), (248, 88562), (496, 44281)]