21703458

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{269}}^1$

素因数の和:411

約数の個数: 64

約数和(自身を含む): 53187840

約数和(自身を除く): 31484382

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 113, 119, 226, 238, 269, 339, 357, 538, 678, 714, 791, 807, 1582, 1614, 1883, 1921, 2373, 3766, 3842, 4573, 4746, 5649, 5763, 9146, 11298, 11526, 13447, 13719, 26894, 27438, 30397, 32011, 40341, 60794, 64022, 80682, 91191, 96033, 182382, 192066, 212779, 425558, 516749, 638337, 1033498, 1276674, 1550247, 3100494, 3617243, 7234486, 10851729, 21703458]

約数ペア:

[(1, 21703458), (2, 10851729), (3, 7234486), (6, 3617243), (7, 3100494), (14, 1550247), (17, 1276674), (21, 1033498), (34, 638337), (42, 516749), (51, 425558), (102, 212779), (113, 192066), (119, 182382), (226, 96033), (238, 91191), (269, 80682), (339, 64022), (357, 60794), (538, 40341), (678, 32011), (714, 30397), (791, 27438), (807, 26894), (1582, 13719), (1614, 13447), (1883, 11526), (1921, 11298), (2373, 9146), (3766, 5763), (3842, 5649), (4573, 4746)]