21407004

素因数分解:

$2^2\times 3^4\times {\mathrm{66071}}^1$

素因数の和:66087

約数の個数: 30

約数和(自身を含む): 55962984

約数和(自身を除く): 34555980

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 66071, 132142, 198213, 264284, 396426, 594639, 792852, 1189278, 1783917, 2378556, 3567834, 5351751, 7135668, 10703502, 21407004]

約数ペア:

[(1, 21407004), (2, 10703502), (3, 7135668), (4, 5351751), (6, 3567834), (9, 2378556), (12, 1783917), (18, 1189278), (27, 792852), (36, 594639), (54, 396426), (81, 264284), (108, 198213), (162, 132142), (324, 66071)]