21810176

素因数分解:

$2^{10}\times {\mathrm{19}}^2\times {\mathrm{59}}^1$

素因数の和:117

約数の個数: 66

約数和(自身を含む): 46794420

約数和(自身を除く): 24984244

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 59, 64, 76, 118, 128, 152, 236, 256, 304, 361, 472, 512, 608, 722, 944, 1024, 1121, 1216, 1444, 1888, 2242, 2432, 2888, 3776, 4484, 4864, 5776, 7552, 8968, 9728, 11552, 15104, 17936, 19456, 21299, 23104, 30208, 35872, 42598, 46208, 60416, 71744, 85196, 92416, 143488, 170392, 184832, 286976, 340784, 369664, 573952, 681568, 1147904, 1363136, 2726272, 5452544, 10905088, 21810176]

約数ペア:

[(1, 21810176), (2, 10905088), (4, 5452544), (8, 2726272), (16, 1363136), (19, 1147904), (32, 681568), (38, 573952), (59, 369664), (64, 340784), (76, 286976), (118, 184832), (128, 170392), (152, 143488), (236, 92416), (256, 85196), (304, 71744), (361, 60416), (472, 46208), (512, 42598), (608, 35872), (722, 30208), (944, 23104), (1024, 21299), (1121, 19456), (1216, 17936), (1444, 15104), (1888, 11552), (2242, 9728), (2432, 8968), (2888, 7552), (3776, 5776), (4484, 4864)]