21187652247

素因数分解:

$3^3\times {\mathrm{23753}}^1\times {\mathrm{33037}}^1$

素因数の和:56799

約数の個数: 16

約数和(自身を含む): 31391386080

約数和(自身を除く): 10203733833

約数列:

[1, 3, 9, 27, 23753, 33037, 71259, 99111, 213777, 297333, 641331, 891999, 784727861, 2354183583, 7062550749, 21187652247]

約数ペア:

[(1, 21187652247), (3, 7062550749), (9, 2354183583), (27, 784727861), (23753, 891999), (33037, 641331), (71259, 297333), (99111, 213777)]