21260022

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{72313}}^1$

素因数の和:72332

約数の個数: 24

約数和(自身を含む): 49462776

約数和(自身を除く): 28202754

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 72313, 144626, 216939, 433878, 506191, 1012382, 1518573, 3037146, 3543337, 7086674, 10630011, 21260022]

約数ペア:

[(1, 21260022), (2, 10630011), (3, 7086674), (6, 3543337), (7, 3037146), (14, 1518573), (21, 1012382), (42, 506191), (49, 433878), (98, 216939), (147, 144626), (294, 72313)]