21393455043

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{241}}^1\times {\mathrm{8447}}^1$

素因数の和:8835

約数の個数: 32

約数和(自身を含む): 29832118272

約数和(自身を除く): 8438663229

約数列:

[1, 3, 31, 93, 113, 241, 339, 723, 3503, 7471, 8447, 10509, 22413, 25341, 27233, 81699, 261857, 785571, 844223, 954511, 2035727, 2532669, 2863533, 6107181, 29589841, 63107537, 88769523, 189322611, 230037151, 690111453, 7131151681, 21393455043]

約数ペア:

[(1, 21393455043), (3, 7131151681), (31, 690111453), (93, 230037151), (113, 189322611), (241, 88769523), (339, 63107537), (723, 29589841), (3503, 6107181), (7471, 2863533), (8447, 2532669), (10509, 2035727), (22413, 954511), (25341, 844223), (27233, 785571), (81699, 261857)]