21672490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{4621}}^1$

素因数の和:4702

約数の個数: 32

約数和(自身を含む): 45258624

約数和(自身を除く): 23586134

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 335, 469, 670, 938, 2345, 4621, 4690, 9242, 23105, 32347, 46210, 64694, 161735, 309607, 323470, 619214, 1548035, 2167249, 3096070, 4334498, 10836245, 21672490]

約数ペア:

[(1, 21672490), (2, 10836245), (5, 4334498), (7, 3096070), (10, 2167249), (14, 1548035), (35, 619214), (67, 323470), (70, 309607), (134, 161735), (335, 64694), (469, 46210), (670, 32347), (938, 23105), (2345, 9242), (4621, 4690)]