21008196

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{53051}}^1$

素因数の和:53072

約数の個数: 36

約数和(自身を含む): 57932784

約数和(自身を除く): 36924588

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 53051, 106102, 159153, 212204, 318306, 477459, 583561, 636612, 954918, 1167122, 1750683, 1909836, 2334244, 3501366, 5252049, 7002732, 10504098, 21008196]

約数ペア:

[(1, 21008196), (2, 10504098), (3, 7002732), (4, 5252049), (6, 3501366), (9, 2334244), (11, 1909836), (12, 1750683), (18, 1167122), (22, 954918), (33, 636612), (36, 583561), (44, 477459), (66, 318306), (99, 212204), (132, 159153), (198, 106102), (396, 53051)]