20953716

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{249449}}^1$

素因数の和:249463

約数の個数: 24

約数和(自身を含む): 55876800

約数和(自身を除く): 34923084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 249449, 498898, 748347, 997796, 1496694, 1746143, 2993388, 3492286, 5238429, 6984572, 10476858, 20953716]

約数ペア:

[(1, 20953716), (2, 10476858), (3, 6984572), (4, 5238429), (6, 3492286), (7, 2993388), (12, 1746143), (14, 1496694), (21, 997796), (28, 748347), (42, 498898), (84, 249449)]