21369129

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{1609}}^1$

素因数の和:1864

約数の個数: 16

約数和(自身を含む): 30139200

約数和(自身を除く): 8770071

約数列:

[1, 3, 19, 57, 233, 699, 1609, 4427, 4827, 13281, 30571, 91713, 374897, 1124691, 7123043, 21369129]

約数ペア:

[(1, 21369129), (3, 7123043), (19, 1124691), (57, 374897), (233, 91713), (699, 30571), (1609, 13281), (4427, 4827)]