21585478

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{7649}}^1$

素因数の和:7751

約数の個数: 16

約数和(自身を含む): 34700400

約数和(自身を除く): 13114922

約数列:

[1, 2, 17, 34, 83, 166, 1411, 2822, 7649, 15298, 130033, 260066, 634867, 1269734, 10792739, 21585478]

約数ペア:

[(1, 21585478), (2, 10792739), (17, 1269734), (34, 634867), (83, 260066), (166, 130033), (1411, 15298), (2822, 7649)]