21540057418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{563021}}^1$

素因数の和:563118

約数の個数: 32

約数和(自身を含む): 36970276608

約数和(自身を除く): 15430219190

約数列:

[1, 2, 11, 22, 37, 47, 74, 94, 407, 517, 814, 1034, 1739, 3478, 19129, 38258, 563021, 1126042, 6193231, 12386462, 20831777, 26461987, 41663554, 52923974, 229149547, 291081857, 458299094, 582163714, 979093519, 1958187038, 10770028709, 21540057418]

約数ペア:

[(1, 21540057418), (2, 10770028709), (11, 1958187038), (22, 979093519), (37, 582163714), (47, 458299094), (74, 291081857), (94, 229149547), (407, 52923974), (517, 41663554), (814, 26461987), (1034, 20831777), (1739, 12386462), (3478, 6193231), (19129, 1126042), (38258, 563021)]