21590856

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{42839}}^1$

素因数の和:42858

約数の個数: 48

約数和(自身を含む): 66830400

約数和(自身を除く): 45239544

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, 42839, 85678, 128517, 171356, 257034, 299873, 342712, 385551, 514068, 599746, 771102, 899619, 1028136, 1199492, 1542204, 1799238, 2398984, 2698857, 3084408, 3598476, 5397714, 7196952, 10795428, 21590856]

約数ペア:

[(1, 21590856), (2, 10795428), (3, 7196952), (4, 5397714), (6, 3598476), (7, 3084408), (8, 2698857), (9, 2398984), (12, 1799238), (14, 1542204), (18, 1199492), (21, 1028136), (24, 899619), (28, 771102), (36, 599746), (42, 514068), (56, 385551), (63, 342712), (72, 299873), (84, 257034), (126, 171356), (168, 128517), (252, 85678), (504, 42839)]