21772604

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{8737}}^1$

素因数の和:8837

約数の個数: 24

約数和(自身を含む): 44039520

約数和(自身を除く): 22266916

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 8737, 17474, 34948, 61159, 122318, 244636, 777593, 1555186, 3110372, 5443151, 10886302, 21772604]

約数ペア:

[(1, 21772604), (2, 10886302), (4, 5443151), (7, 3110372), (14, 1555186), (28, 777593), (89, 244636), (178, 122318), (356, 61159), (623, 34948), (1246, 17474), (2492, 8737)]