21911133021

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{2953}}^1\times {\mathrm{22691}}^1$

素因数の和:25756

約数の個数: 16

約数和(自身を含む): 29494153920

約数和(自身を除く): 7583020899

約数列:

[1, 3, 109, 327, 2953, 8859, 22691, 68073, 321877, 965631, 2473319, 7419957, 67006523, 201019569, 7303711007, 21911133021]

約数ペア:

[(1, 21911133021), (3, 7303711007), (109, 201019569), (327, 67006523), (2953, 7419957), (8859, 2473319), (22691, 965631), (68073, 321877)]