21672198

素因数分解:

$2^1\times 3^5\times {\mathrm{19}}^1\times {\mathrm{2347}}^1$

素因数の和:2383

約数の個数: 48

約数和(自身を含む): 51280320

約数和(自身を除く): 29608122

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 243, 342, 486, 513, 1026, 1539, 2347, 3078, 4617, 4694, 7041, 9234, 14082, 21123, 42246, 44593, 63369, 89186, 126738, 133779, 190107, 267558, 380214, 401337, 570321, 802674, 1140642, 1204011, 2408022, 3612033, 7224066, 10836099, 21672198]

約数ペア:

[(1, 21672198), (2, 10836099), (3, 7224066), (6, 3612033), (9, 2408022), (18, 1204011), (19, 1140642), (27, 802674), (38, 570321), (54, 401337), (57, 380214), (81, 267558), (114, 190107), (162, 133779), (171, 126738), (243, 89186), (342, 63369), (486, 44593), (513, 42246), (1026, 21123), (1539, 14082), (2347, 9234), (3078, 7041), (4617, 4694)]