16921715

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{877}}^1$

素因数の和:1126

約数の個数: 16

約数和(自身を含む): 21619872

約数和(自身を除く): 4698157

約数列:

[1, 5, 17, 85, 227, 877, 1135, 3859, 4385, 14909, 19295, 74545, 199079, 995395, 3384343, 16921715]

約数ペア:

[(1, 16921715), (5, 3384343), (17, 995395), (85, 199079), (227, 74545), (877, 19295), (1135, 14909), (3859, 4385)]