21104076

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{907}}^1$

素因数の和:1198

約数の個数: 48

約数和(自身を含む): 56542976

約数和(自身を除く): 35438900

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 277, 554, 831, 907, 1108, 1662, 1814, 1939, 2721, 3324, 3628, 3878, 5442, 5817, 6349, 7756, 10884, 11634, 12698, 19047, 23268, 25396, 38094, 76188, 251239, 502478, 753717, 1004956, 1507434, 1758673, 3014868, 3517346, 5276019, 7034692, 10552038, 21104076]

約数ペア:

[(1, 21104076), (2, 10552038), (3, 7034692), (4, 5276019), (6, 3517346), (7, 3014868), (12, 1758673), (14, 1507434), (21, 1004956), (28, 753717), (42, 502478), (84, 251239), (277, 76188), (554, 38094), (831, 25396), (907, 23268), (1108, 19047), (1662, 12698), (1814, 11634), (1939, 10884), (2721, 7756), (3324, 6349), (3628, 5817), (3878, 5442)]