21372434

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{3257}}^1$

素因数の和:3469

約数の個数: 16

約数和(自身を含む): 34130808

約数和(自身を除く): 12758374

約数列:

[1, 2, 17, 34, 193, 386, 3257, 3281, 6514, 6562, 55369, 110738, 628601, 1257202, 10686217, 21372434]

約数ペア:

[(1, 21372434), (2, 10686217), (17, 1257202), (34, 628601), (193, 110738), (386, 55369), (3257, 6562), (3281, 6514)]