21996854

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{9173}}^1$

素因数の和:9295

約数の個数: 16

約数和(自身を含む): 36329040

約数和(自身を除く): 14332186

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 9173, 18346, 100903, 201806, 999857, 1999714, 10998427, 21996854]

約数ペア:

[(1, 21996854), (2, 10998427), (11, 1999714), (22, 999857), (109, 201806), (218, 100903), (1199, 18346), (2398, 9173)]