21364702

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{127}}^1\times {\mathrm{233}}^1$

素因数の和:400

約数の個数: 24

約数和(自身を含む): 34235136

約数和(自身を除く): 12870434

約数列:

[1, 2, 19, 38, 127, 233, 254, 361, 466, 722, 2413, 4427, 4826, 8854, 29591, 45847, 59182, 84113, 91694, 168226, 562229, 1124458, 10682351, 21364702]

約数ペア:

[(1, 21364702), (2, 10682351), (19, 1124458), (38, 562229), (127, 168226), (233, 91694), (254, 84113), (361, 59182), (466, 45847), (722, 29591), (2413, 8854), (4427, 4826)]