21581043

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{2063}}^1$

素因数の和:2394

約数の個数: 16

約数和(自身を含む): 31504896

約数和(自身を除く): 9923853

約数列:

[1, 3, 11, 33, 317, 951, 2063, 3487, 6189, 10461, 22693, 68079, 653971, 1961913, 7193681, 21581043]

約数ペア:

[(1, 21581043), (3, 7193681), (11, 1961913), (33, 653971), (317, 68079), (951, 22693), (2063, 10461), (3487, 6189)]