21169653

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{1579}}^1$

素因数の和:1732

約数の個数: 16

約数和(自身を含む): 29198400

約数和(自身を除く): 8028747

約数列:

[1, 3, 41, 109, 123, 327, 1579, 4469, 4737, 13407, 64739, 172111, 194217, 516333, 7056551, 21169653]

約数ペア:

[(1, 21169653), (3, 7056551), (41, 516333), (109, 194217), (123, 172111), (327, 64739), (1579, 13407), (4469, 4737)]