21167150176

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{402601}}^1$

素因数の和:402695

約数の個数: 48

約数和(自身を含む): 43828864128

約数和(自身を除く): 22661713952

約数列:

[1, 2, 4, 8, 16, 31, 32, 53, 62, 106, 124, 212, 248, 424, 496, 848, 992, 1643, 1696, 3286, 6572, 13144, 26288, 52576, 402601, 805202, 1610404, 3220808, 6441616, 12480631, 12883232, 21337853, 24961262, 42675706, 49922524, 85351412, 99845048, 170702824, 199690096, 341405648, 399380192, 661473443, 682811296, 1322946886, 2645893772, 5291787544, 10583575088, 21167150176]

約数ペア:

[(1, 21167150176), (2, 10583575088), (4, 5291787544), (8, 2645893772), (16, 1322946886), (31, 682811296), (32, 661473443), (53, 399380192), (62, 341405648), (106, 199690096), (124, 170702824), (212, 99845048), (248, 85351412), (424, 49922524), (496, 42675706), (848, 24961262), (992, 21337853), (1643, 12883232), (1696, 12480631), (3286, 6441616), (6572, 3220808), (13144, 1610404), (26288, 805202), (52576, 402601)]