21098014

素因数分解:

$2^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{8419}}^1$

素因数の和:8607

約数の個数: 16

約数和(自身を含む): 36374400

約数和(自身を除く): 15276386

約数列:

[1, 2, 7, 14, 179, 358, 1253, 2506, 8419, 16838, 58933, 117866, 1507001, 3014002, 10549007, 21098014]

約数ペア:

[(1, 21098014), (2, 10549007), (7, 3014002), (14, 1507001), (179, 117866), (358, 58933), (1253, 16838), (2506, 8419)]