1821981588

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{1361}}^1\times {\mathrm{15937}}^1$

素因数の和:17312

約数の個数: 48

約数和(自身を含む): 4862492544

約数和(自身を除く): 3040510956

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 1361, 2722, 4083, 5444, 8166, 9527, 15937, 16332, 19054, 28581, 31874, 38108, 47811, 57162, 63748, 95622, 111559, 114324, 191244, 223118, 334677, 446236, 669354, 1338708, 21690257, 43380514, 65070771, 86761028, 130141542, 151831799, 260283084, 303663598, 455495397, 607327196, 910990794, 1821981588]

約数ペア:

[(1, 1821981588), (2, 910990794), (3, 607327196), (4, 455495397), (6, 303663598), (7, 260283084), (12, 151831799), (14, 130141542), (21, 86761028), (28, 65070771), (42, 43380514), (84, 21690257), (1361, 1338708), (2722, 669354), (4083, 446236), (5444, 334677), (8166, 223118), (9527, 191244), (15937, 114324), (16332, 111559), (19054, 95622), (28581, 63748), (31874, 57162), (38108, 47811)]