21591597

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1\times {\mathrm{607}}^1$

素因数の和:848

約数の個数: 16

約数和(自身を含む): 29417472

約数和(自身を除く): 7825875

約数列:

[1, 3, 71, 167, 213, 501, 607, 1821, 11857, 35571, 43097, 101369, 129291, 304107, 7197199, 21591597]

約数ペア:

[(1, 21591597), (3, 7197199), (71, 304107), (167, 129291), (213, 101369), (501, 43097), (607, 35571), (1821, 11857)]