21599676

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{28571}}^1$

素因数の和:28591

約数の個数: 48

約数和(自身を含む): 64001280

約数和(自身を除く): 42401604

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 28571, 57142, 85713, 114284, 171426, 199997, 257139, 342852, 399994, 514278, 599991, 771417, 799988, 1028556, 1199982, 1542834, 1799973, 2399964, 3085668, 3599946, 5399919, 7199892, 10799838, 21599676]

約数ペア:

[(1, 21599676), (2, 10799838), (3, 7199892), (4, 5399919), (6, 3599946), (7, 3085668), (9, 2399964), (12, 1799973), (14, 1542834), (18, 1199982), (21, 1028556), (27, 799988), (28, 771417), (36, 599991), (42, 514278), (54, 399994), (63, 342852), (84, 257139), (108, 199997), (126, 171426), (189, 114284), (252, 85713), (378, 57142), (756, 28571)]