21104316

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{12473}}^1$

素因数の和:12530

約数の個数: 36

約数和(自身を含む): 54486432

約数和(自身を除く): 33382116

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1692, 12473, 24946, 37419, 49892, 74838, 112257, 149676, 224514, 449028, 586231, 1172462, 1758693, 2344924, 3517386, 5276079, 7034772, 10552158, 21104316]

約数ペア:

[(1, 21104316), (2, 10552158), (3, 7034772), (4, 5276079), (6, 3517386), (9, 2344924), (12, 1758693), (18, 1172462), (36, 586231), (47, 449028), (94, 224514), (141, 149676), (188, 112257), (282, 74838), (423, 49892), (564, 37419), (846, 24946), (1692, 12473)]