21245176

素因数分解:

$2^3\times {\mathrm{1427}}^1\times {\mathrm{1861}}^1$

素因数の和:3294

約数の個数: 16

約数和(自身を含む): 39884040

約数和(自身を除く): 18638864

約数列:

[1, 2, 4, 8, 1427, 1861, 2854, 3722, 5708, 7444, 11416, 14888, 2655647, 5311294, 10622588, 21245176]

約数ペア:

[(1, 21245176), (2, 10622588), (4, 5311294), (8, 2655647), (1427, 14888), (1861, 11416), (2854, 7444), (3722, 5708)]