21836514

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{519917}}^1$

素因数の和:519929

約数の個数: 16

約数和(自身を含む): 49912128

約数和(自身を除く): 28075614

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 519917, 1039834, 1559751, 3119502, 3639419, 7278838, 10918257, 21836514]

約数ペア:

[(1, 21836514), (2, 10918257), (3, 7278838), (6, 3639419), (7, 3119502), (14, 1559751), (21, 1039834), (42, 519917)]