30921471

素因数分解:

$3^2\times 7^1\times {\mathrm{467}}^1\times {\mathrm{1051}}^1$

素因数の和:1531

約数の個数: 24

約数和(自身を含む): 51202944

約数和(自身を除く): 20281473

約数列:

[1, 3, 7, 9, 21, 63, 467, 1051, 1401, 3153, 3269, 4203, 7357, 9459, 9807, 22071, 29421, 66213, 490817, 1472451, 3435719, 4417353, 10307157, 30921471]

約数ペア:

[(1, 30921471), (3, 10307157), (7, 4417353), (9, 3435719), (21, 1472451), (63, 490817), (467, 66213), (1051, 29421), (1401, 22071), (3153, 9807), (3269, 9459), (4203, 7357)]