21172552248

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{20516039}}^1$

素因数の和:20516091

約数の個数: 32

約数和(自身を含む): 54162345600

約数和(自身を除く): 32989793352

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 20516039, 41032078, 61548117, 82064156, 123096234, 164128312, 246192468, 492384936, 882189677, 1764379354, 2646569031, 3528758708, 5293138062, 7057517416, 10586276124, 21172552248]

約数ペア:

[(1, 21172552248), (2, 10586276124), (3, 7057517416), (4, 5293138062), (6, 3528758708), (8, 2646569031), (12, 1764379354), (24, 882189677), (43, 492384936), (86, 246192468), (129, 164128312), (172, 123096234), (258, 82064156), (344, 61548117), (516, 41032078), (1032, 20516039)]