210801906

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{6719}}^1$

素因数の和:6820

約数の個数: 64

約数和(自身を含む): 541900800

約数和(自身を除く): 331098894

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 83, 126, 166, 189, 249, 378, 498, 581, 747, 1162, 1494, 1743, 2241, 3486, 4482, 5229, 6719, 10458, 13438, 15687, 20157, 31374, 40314, 47033, 60471, 94066, 120942, 141099, 181413, 282198, 362826, 423297, 557677, 846594, 1115354, 1269891, 1673031, 2539782, 3346062, 3903739, 5019093, 7807478, 10038186, 11711217, 15057279, 23422434, 30114558, 35133651, 70267302, 105400953, 210801906]

約数ペア:

[(1, 210801906), (2, 105400953), (3, 70267302), (6, 35133651), (7, 30114558), (9, 23422434), (14, 15057279), (18, 11711217), (21, 10038186), (27, 7807478), (42, 5019093), (54, 3903739), (63, 3346062), (83, 2539782), (126, 1673031), (166, 1269891), (189, 1115354), (249, 846594), (378, 557677), (498, 423297), (581, 362826), (747, 282198), (1162, 181413), (1494, 141099), (1743, 120942), (2241, 94066), (3486, 60471), (4482, 47033), (5229, 40314), (6719, 31374), (10458, 20157), (13438, 15687)]