21546356

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{3163}}^1$

素因数の和:3311

約数の個数: 24

約数和(自身を含む): 40929504

約数和(自身を除く): 19383148

約数列:

[1, 2, 4, 13, 26, 52, 131, 262, 524, 1703, 3163, 3406, 6326, 6812, 12652, 41119, 82238, 164476, 414353, 828706, 1657412, 5386589, 10773178, 21546356]

約数ペア:

[(1, 21546356), (2, 10773178), (4, 5386589), (13, 1657412), (26, 828706), (52, 414353), (131, 164476), (262, 82238), (524, 41119), (1703, 12652), (3163, 6812), (3406, 6326)]