21280664

素因数分解:

$2^3\times {\mathrm{29}}^2\times {\mathrm{3163}}^1$

素因数の和:3227

約数の個数: 24

約数和(自身を含む): 41337660

約数和(自身を除く): 20056996

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 841, 1682, 3163, 3364, 6326, 6728, 12652, 25304, 91727, 183454, 366908, 733816, 2660083, 5320166, 10640332, 21280664]

約数ペア:

[(1, 21280664), (2, 10640332), (4, 5320166), (8, 2660083), (29, 733816), (58, 366908), (116, 183454), (232, 91727), (841, 25304), (1682, 12652), (3163, 6728), (3364, 6326)]