21569004

素因数分解:

$2^2\times 3^4\times {\mathrm{66571}}^1$

素因数の和:66587

約数の個数: 30

約数和(自身を含む): 56386484

約数和(自身を除く): 34817480

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 66571, 133142, 199713, 266284, 399426, 599139, 798852, 1198278, 1797417, 2396556, 3594834, 5392251, 7189668, 10784502, 21569004]

約数ペア:

[(1, 21569004), (2, 10784502), (3, 7189668), (4, 5392251), (6, 3594834), (9, 2396556), (12, 1797417), (18, 1198278), (27, 798852), (36, 599139), (54, 399426), (81, 266284), (108, 199713), (162, 133142), (324, 66571)]