21271324

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{751}}^1$

素因数の和:925

約数の個数: 24

約数和(自身を含む): 38174528

約数和(自身を除く): 16903204

約数列:

[1, 2, 4, 73, 97, 146, 194, 292, 388, 751, 1502, 3004, 7081, 14162, 28324, 54823, 72847, 109646, 145694, 219292, 291388, 5317831, 10635662, 21271324]

約数ペア:

[(1, 21271324), (2, 10635662), (4, 5317831), (73, 291388), (97, 219292), (146, 145694), (194, 109646), (292, 72847), (388, 54823), (751, 28324), (1502, 14162), (3004, 7081)]