21999135

素因数分解:

$3^1\times 5^1\times {\mathrm{617}}^1\times {\mathrm{2377}}^1$

素因数の和:3002

約数の個数: 16

約数和(自身を含む): 35270496

約数和(自身を除く): 13271361

約数列:

[1, 3, 5, 15, 617, 1851, 2377, 3085, 7131, 9255, 11885, 35655, 1466609, 4399827, 7333045, 21999135]

約数ペア:

[(1, 21999135), (3, 7333045), (5, 4399827), (15, 1466609), (617, 35655), (1851, 11885), (2377, 9255), (3085, 7131)]