21603171

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{7151}}^1$

素因数の和:7226

約数の個数: 16

約数和(自身を含む): 30896640

約数和(自身を除く): 9293469

約数列:

[1, 3, 19, 53, 57, 159, 1007, 3021, 7151, 21453, 135869, 379003, 407607, 1137009, 7201057, 21603171]

約数ペア:

[(1, 21603171), (3, 7201057), (19, 1137009), (53, 407607), (57, 379003), (159, 135869), (1007, 21453), (3021, 7151)]