21811474370

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1035191}}^1$

素因数の和:1035255

約数の個数: 48

約数和(自身を含む): 46732707648

約数和(自身を除く): 24921233278

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 49, 70, 86, 98, 215, 245, 301, 430, 490, 602, 1505, 2107, 3010, 4214, 10535, 21070, 1035191, 2070382, 5175955, 7246337, 10351910, 14492674, 36231685, 44513213, 50724359, 72463370, 89026426, 101448718, 222566065, 253621795, 311592491, 445132130, 507243590, 623184982, 1557962455, 2181147437, 3115924910, 4362294874, 10905737185, 21811474370]

約数ペア:

[(1, 21811474370), (2, 10905737185), (5, 4362294874), (7, 3115924910), (10, 2181147437), (14, 1557962455), (35, 623184982), (43, 507243590), (49, 445132130), (70, 311592491), (86, 253621795), (98, 222566065), (215, 101448718), (245, 89026426), (301, 72463370), (430, 50724359), (490, 44513213), (602, 36231685), (1505, 14492674), (2107, 10351910), (3010, 7246337), (4214, 5175955), (10535, 2070382), (21070, 1035191)]