6904821

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 11667456

約数和(自身を除く): 4762635

約数列:

[1, 3, 7, 11, 21, 33, 71, 77, 213, 231, 421, 497, 781, 1263, 1491, 2343, 2947, 4631, 5467, 8841, 13893, 16401, 29891, 32417, 89673, 97251, 209237, 328801, 627711, 986403, 2301607, 6904821]

約数ペア:

[(1, 6904821), (3, 2301607), (7, 986403), (11, 627711), (21, 328801), (33, 209237), (71, 97251), (77, 89673), (213, 32417), (231, 29891), (421, 16401), (497, 13893), (781, 8841), (1263, 5467), (1491, 4631), (2343, 2947)]