21841754

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{52253}}^1$

素因数の和:52285

約数の個数: 16

約数和(自身を含む): 37622880

約数和(自身を除く): 15781126

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 52253, 104506, 574783, 992807, 1149566, 1985614, 10920877, 21841754]

約数ペア:

[(1, 21841754), (2, 10920877), (11, 1985614), (19, 1149566), (22, 992807), (38, 574783), (209, 104506), (418, 52253)]