21870026

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{10859}}^1$

素因数の和:10933

約数の個数: 16

約数和(自身を含む): 35186400

約数和(自身を除く): 13316374

約数列:

[1, 2, 19, 38, 53, 106, 1007, 2014, 10859, 21718, 206321, 412642, 575527, 1151054, 10935013, 21870026]

約数ペア:

[(1, 21870026), (2, 10935013), (19, 1151054), (38, 575527), (53, 412642), (106, 206321), (1007, 21718), (2014, 10859)]