21001786902

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{509}}^1\times {\mathrm{34213}}^1$

素因数の和:34797

約数の個数: 48

約数和(自身を含む): 46275119280

約数和(自身を除く): 25273332378

約数列:

[1, 2, 3, 6, 9, 18, 67, 134, 201, 402, 509, 603, 1018, 1206, 1527, 3054, 4581, 9162, 34103, 34213, 68206, 68426, 102309, 102639, 204618, 205278, 306927, 307917, 613854, 615834, 2292271, 4584542, 6876813, 13753626, 17414417, 20630439, 34828834, 41260878, 52243251, 104486502, 156729753, 313459506, 1166765939, 2333531878, 3500297817, 7000595634, 10500893451, 21001786902]

約数ペア:

[(1, 21001786902), (2, 10500893451), (3, 7000595634), (6, 3500297817), (9, 2333531878), (18, 1166765939), (67, 313459506), (134, 156729753), (201, 104486502), (402, 52243251), (509, 41260878), (603, 34828834), (1018, 20630439), (1206, 17414417), (1527, 13753626), (3054, 6876813), (4581, 4584542), (9162, 2292271), (34103, 615834), (34213, 613854), (68206, 307917), (68426, 306927), (102309, 205278), (102639, 204618)]