21215672856

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{42094589}}^1$

素因数の和:42094608

約数の個数: 48

約数和(自身を含む): 65667560400

約数和(自身を除く): 44451887544

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 42094589, 84189178, 126283767, 168378356, 252567534, 294662123, 336756712, 378851301, 505135068, 589324246, 757702602, 883986369, 1010270136, 1178648492, 1515405204, 1767972738, 2357296984, 2651959107, 3030810408, 3535945476, 5303918214, 7071890952, 10607836428, 21215672856]

約数ペア:

[(1, 21215672856), (2, 10607836428), (3, 7071890952), (4, 5303918214), (6, 3535945476), (7, 3030810408), (8, 2651959107), (9, 2357296984), (12, 1767972738), (14, 1515405204), (18, 1178648492), (21, 1010270136), (24, 883986369), (28, 757702602), (36, 589324246), (42, 505135068), (56, 378851301), (63, 336756712), (72, 294662123), (84, 252567534), (126, 168378356), (168, 126283767), (252, 84189178), (504, 42094589)]