21905594

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{7297}}^1$

素因数の和:7397

約数の個数: 16

約数和(自身を含む): 35030400

約数和(自身を除く): 13124806

約数列:

[1, 2, 19, 38, 79, 158, 1501, 3002, 7297, 14594, 138643, 277286, 576463, 1152926, 10952797, 21905594]

約数ペア:

[(1, 21905594), (2, 10952797), (19, 1152926), (38, 576463), (79, 277286), (158, 138643), (1501, 14594), (3002, 7297)]