21532732

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 42688800

約数和(自身を除く): 21156068

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 109, 116, 131, 218, 262, 377, 436, 524, 754, 1417, 1508, 1703, 2834, 3161, 3406, 3799, 5668, 6322, 6812, 7598, 12644, 14279, 15196, 28558, 41093, 49387, 57116, 82186, 98774, 164372, 185627, 197548, 371254, 414091, 742508, 828182, 1656364, 5383183, 10766366, 21532732]

約数ペア:

[(1, 21532732), (2, 10766366), (4, 5383183), (13, 1656364), (26, 828182), (29, 742508), (52, 414091), (58, 371254), (109, 197548), (116, 185627), (131, 164372), (218, 98774), (262, 82186), (377, 57116), (436, 49387), (524, 41093), (754, 28558), (1417, 15196), (1508, 14279), (1703, 12644), (2834, 7598), (3161, 6812), (3406, 6322), (3799, 5668)]